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Subject: Abstract | Glioma stem cells are more aggressive in recurrent tumors with malignant progression than in the primary tumor, and both can be maintained long-term in vitro
Date: Sat, 8 Nov 2008 10:49:03 +0100
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with malignant progression than in the primary tumor, and both can be =
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<META name=3Ddc.creator content=3D"Qiang Huang">
<META name=3Ddc.creator content=3D"Quan-Bin Zhang">
<META name=3Ddc.creator content=3D"Jun Dong">
<META name=3Ddc.creator content=3D"Yin-Yan Wu">
<META name=3Ddc.creator content=3D"Yun-Tian Shen">
<META name=3Ddc.creator content=3D"Yao-Dong Zhao">
<META name=3Ddc.creator content=3D"Yu-De Zhu">
<META name=3Ddc.creator content=3D"Yi Diao">
<META name=3Ddc.creator content=3D"Ai-Dong Wang">
<META name=3Ddc.creator content=3D"Qing Lan">
<META name=3Ddc.type content=3D"Research article">
<META name=3Ddc.source content=3D"BMC Cancer 2008 8:304">
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<item rdf:about=3D"http://www.biomedcentral.com/1471-2407/8/304">
<title>Glioma stem cells are more aggressive in recurrent tumors with =
malignant progression than in the primary tumor, and both can be =
maintained long-term in vitro</title>
<dc:title>Glioma stem cells are more aggressive in recurrent tumors with =
malignant progression than in the primary tumor, and both can be =
maintained long-term in vitro</dc:title>
<dc:creator>Huang, Qiang</dc:creator>
<dc:creator>Zhang, Quan-Bin</dc:creator>
<dc:creator>Dong, Jun</dc:creator>
<dc:creator>Wu, Yin-Yan</dc:creator>
<dc:creator>Shen, Yun-Tian</dc:creator>
<dc:creator>Zhao, Yao-Dong</dc:creator>
<dc:creator>Zhu, Yu-De</dc:creator>
<dc:creator>Diao, Yi</dc:creator>
<dc:creator>Wang, Ai-Dong</dc:creator>
<dc:creator>Lan, Qing</dc:creator>
<dc:identifier>info:doi/10.1186/1471-2407-8-304</dc:identifier>
<dc:identifier>info:pmid/18940013</dc:identifier>
<dc:source>BMC Cancer 2008, 8:304</dc:source>
<dc:date>2008-10-22</dc:date>
<prism:publicationName>BMC Cancer</prism:publicationName>
<prism:publicationDate>2008-10-22</prism:publicationDate>
<prism:volume>8</prism:volume>
<prism:number>1</prism:number>
<prism:section>Research article</prism:section>
<prism:startingPage>304</prism:startingPage>
</item>
</rdf:RDF> --><SPAN class=3Darticletype>Research article</SPAN>
      <H1>Glioma stem cells are more aggressive in recurrent tumors with =

      malignant progression than in the primary tumor, and both can be=20
      maintained long-term in vitro</H1>
      <P class=3Dauthors><STRONG>Qiang Huang</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A>,=20
      <STRONG>Quan-Bin Zhang</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A>,=20
      <STRONG>Jun Dong</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A>,=20
      <STRONG>Yin-Yan Wu</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A>,=20
      <STRONG>Yun-Tian Shen</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A>,=20
      <STRONG>Yao-Dong Zhao</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A>,=20
      <STRONG>Yu-De Zhu</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A>,=20
      <STRONG>Yi Diao</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A>,=20
      <STRONG>Ai-Dong Wang</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A> and =

      <STRONG>Qing Lan</STRONG> <A=20
      =
href=3D"http://www.biomedcentral.com/logon/logon.asp?msg=3Dce"><IMG=20
      title=3DEmail alt=3Demail=20
      =
src=3D"http://www.biomedcentral.com/graphics/article/email.gif"></A></P>
      <P><EM>BMC Cancer</EM> 2008, =
<STRONG>8</STRONG><STRONG>:</STRONG>304<SPAN=20
      class=3Dpseudotab>doi:10.1186/1471-2407-8-304</SPAN></P>
      <TABLE cellSpacing=3D0 cellPadding=3D0>
        <TBODY>
        <TR>
          <TD>
        <TR>
          <TD>Published:</TD>
          =
<TD>22&nbsp;October&nbsp;2008</TD></TR></TD></TR></TBODY></TABLE></DIV><A=
=20
      name=3Dabstract></A>
      <H3>Abstract (provisional)</H3>
      <H4>Background</H4>
      <P>Despite the advances made during decades of research, the =
mechanisms by=20
      which glioma is initiated and established remain elusive. The =
discovery of=20
      glioma stem cells (GSCs) may help to elucidate the processes of=20
      gliomagenesis with respect to their phenotype, differentiation and =

      tumorigenic capacity during initiation and progression. Research =
on GSCs=20
      is still in its infancy, so no definitive conclusions about their =
role can=20
      yet be drawn. To understand the biology of GSCs fully, it is =
highly=20
      desirable to establish permanent and biologically stable GSC =
lines. </P>
      <H4>Methods</H4>
      <P>In the current study, GSCs were isolated from surgical =
specimens of=20
      primary and recurrent glioma in a patient whose malignancy had =
progressed=20
      during the previous six months. The GSCs were cryopreserved and=20
      resuscitated periodically during long-term maintenance to =
establish glioma=20
      stem/progenitor cell (GSPC) lines, which were characterized by=20
      immunofluorescence, flow cytometry and transmission electronic =
microscopy.=20
      The primary and recurrent GSPC lines were also compared in terms =
of in=20
      vivo tumorigenicity and invasiveness. Molecular genetic =
differences=20
      between the two lines were identified by array-based comparative =
genomic=20
      hybridization and further validated by real-time PCR. </P>
      <H4>Results</H4>
      <P>Two GSPC lines, SU-1 (primary) and SU-2 (recurrent), were =
maintained in=20
      vitro for more than 44 months and 38 months respectively. =
Generally, the=20
      potentials for proliferation, self-renewal and =
multi-differentiation=20
      remained relatively stable even after a prolonged series of =
alternating=20
      episodes of cryopreservation and resuscitation. Intracranial=20
      transplantation of SU-1 cells produced relatively less invasive =
tumor mass=20
      in athymic nude mice, while SU-2 cells led to much more diffuse =
and=20
      aggressive lesions strikingly recapitulated their original tumors. =
Neither=20
      SU-1 nor SU-2 cells reached the terminal differentiation stage =
under=20
      conditions that would induce terminal differentiation in neural =
stem=20
      cells. The differentiation of most of the tumor cells seemed to be =
blocked=20
      at the progenitor cell phase: most of them expressed nestin but =
only a few=20
      co-expressed differentiation markers. Transmission electron =
microscopy=20
      showed that GSCs were at a primitive stage of differentiation with =
low=20
      autophagic activity. Array-based comparative genomic hybridization =

      revealed genetic alterations common to both SU-1 and SU-2, =
including=20
      amplification of the oncogene EGFR and deletion of the tumor =
suppressor=20
      PTEN, while some genetic alterations such as amplification of MTA1 =

      (metastasis associated gene 1) only occurred in SU-2. </P>
      <H4>Conclusion</H4>
      <P>The GSPC lines SU-1 and SU-2 faithfully retained the =
characteristics of=20
      their original tumors and provide a reliable resource for =
investigating=20
      the mechanisms of formation and recurrence of human gliomas with=20
      progressive malignancy. Such investigations may eventually have =
major=20
      impacts on the understanding and treatment of gliomas. </P>
      <TABLE class=3Dbottommessagewrapper border=3D0 cellSpacing=3D0 =
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href=3D"http://www.biomedcentral.com/content/pdf/1471-2407-8-304.pdf">pro=
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</H4></TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE></DIV>
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	BORDER-BOTTOM: #666 1px solid; BORDER-LEFT: #666 1px solid; =
PADDING-BOTTOM: 5px; MARGIN: 1em 0px; PADDING-LEFT: 5px; PADDING-RIGHT: =
5px; BORDER-TOP: #666 1px solid; BORDER-RIGHT: #666 1px solid; =
PADDING-TOP: 5px
}
.message IMG {
	PADDING-BOTTOM: 1px; PADDING-LEFT: 2px; PADDING-RIGHT: 4px; FLOAT: =
left; PADDING-TOP: 0px
}
.messagealert {
	LINE-HEIGHT: 16px; FONT-FAMILY: verdana, trebuchet, arial, helvetica; =
COLOR: red; FONT-SIZE: 12px
}
.monospace {
	FONT-FAMILY: Courier, 'Courier New', monospace; FONT-WEIGHT: normal
}
#new {
	MARGIN: 10px
}
.nowrap {
	WHITE-SPACE: nowrap
}
.notunderlined A {
	TEXT-DECORATION: none
}
.offsetbg {
	LINE-HEIGHT: 16px; MARGIN-TOP: 5px; FONT-FAMILY: Verdana, Geneva, =
Arial, Helvetica, sans-serif; FONT-SIZE: 12px
}
.offsetsm {
	LINE-HEIGHT: 15px; MARGIN-TOP: 5px; FONT-FAMILY: Verdana, Geneva, =
Arial, Helvetica, sans-serif; FONT-SIZE: 10px
}
.querybox {
	BORDER-BOTTOM: #999 1px solid; TEXT-ALIGN: center; BORDER-LEFT: #999 =
1px solid; PADDING-BOTTOM: 10px; BACKGROUND-COLOR: #d9eeff; MARGIN: 0px =
auto; PADDING-LEFT: 10px; WIDTH: 440px; PADDING-RIGHT: 10px; BORDER-TOP: =
#999 1px solid; BORDER-RIGHT: #999 1px solid; PADDING-TOP: 10px
}
.querybox H4 {
	MARGIN: 0px 0px 7px; FONT-SIZE: 16px
}
.querybox SELECT {
	MARGIN-BOTTOM: 10px
}
.spacedbullets {
	MARGIN: 5px 0px 0px
}
.spacedbullets LI {
	MARGIN-BOTTOM: 5px
}
UL.spacedlist {
	PADDING-BOTTOM: 0px; LIST-STYLE-TYPE: none; MARGIN: 5px 0px 0px 20px; =
PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px
}
UL.spacedlist LI {
	MARGIN-BOTTOM: 10px
}
.spacedlist P {
	MARGIN: 0px
}
.stronglist DT {
	FONT-WEIGHT: bold
}
#homecontentpart2 .supplement {
	MARGIN: 0px 10px 10px 12px
}
#homecontentpart2 .supplement H3 {
	MARGIN-TOP: 9px
}
.addfile {
	PADDING-BOTTOM: 0px; MARGIN: 10px 80px 0px 20px; PADDING-LEFT: 0px; =
PADDING-RIGHT: 0px; CLEAR: left; BORDER-TOP: #666 1px dashed; =
PADDING-TOP: 0px
}
.addfile OBJECT {
	MARGIN-BOTTOM: 2px
}
.addfile P {
	MARGIN: 5px 0px 0px; FONT-SIZE: 11px
}
.fig IMG.play {
	MARGIN: 0px; FLOAT: none
}
#popwindow IMG {
	MARGIN: 0px; FLOAT: none
}
.additional .addfile {
	BORDER-BOTTOM: #aaa 2px solid; PADDING-BOTTOM: 10px; MARGIN: 15px 0px; =
PADDING-LEFT: 0px; PADDING-RIGHT: 0px; BORDER-TOP-STYLE: none; =
FONT-SIZE: 12px; PADDING-TOP: 0px
}
#innerframe {
	Z-INDEX: 2; POSITION: absolute; BORDER-LEFT: #999 1px solid; =
BACKGROUND-COLOR: #fff; MARGIN-TOP: 80px; WIDTH: 100%; BORDER-TOP: #999 =
1px solid; BORDER-RIGHT: #999 1px solid
}
#popwindow .addfile {
	BORDER-BOTTOM-STYLE: none; BORDER-RIGHT-STYLE: none; MARGIN: 5px; =
BORDER-TOP-STYLE: none; BORDER-LEFT-STYLE: none
}
#popwindow .addfile P {
	FONT-SIZE: 12px
}
#popwindow .fig P {
	FONT-SIZE: 12px
}
.additional .addfile P {
	FONT-SIZE: 12px
}
#popwindow {
	BACKGROUND: #fff
}
.embedded {
	MARGIN-BOTTOM: 16px
}
P.embedded {
	MARGIN-BOTTOM: 16px
}
.addfile SPAN IMG {
	DISPLAY: block
}
.longstring {
	WORD-SPACING: -0.25em
}
.movie {
	POSITION: relative
}
.movie IMG {
	PADDING-BOTTOM: 20px; DISPLAY: block
}
.movie EMBED {
	DISPLAY: block
}
.movie OBJECT {
	DISPLAY: block
}
.movie BR {
	DISPLAY: none
}
.play {
	POSITION: relative; BOTTOM: 24px; LEFT: 4px
}
.movie .play {
	POSITION: absolute; BOTTOM: 6px; LEFT: 4px
}
.noteref {
	MARGIN-LEFT: 1px
}
#outerframe {
	POSITION: relative; MIN-WIDTH: 776px; TEXT-ALIGN: left; MARGIN: 0px =
auto; MAX-WIDTH: 1024px
}
.poster {
	BORDER-BOTTOM: #999 1px solid; BORDER-LEFT: #999 1px solid; BORDER-TOP: =
#999 1px solid; BORDER-RIGHT: #999 1px solid
}
.progress2 TD {
	LINE-HEIGHT: 8px
}
.rightbutton {
	BACKGROUND-COLOR: #003399
}
.rightbutton IMG {
	DISPLAY: block
}
.smalltext {
	LINE-HEIGHT: 14px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 11px
}
.smallcelltext {
	LINE-HEIGHT: 16px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 11px
}
.softMainHead {
	LINE-HEIGHT: 18px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 18px
}
.softsubBHead {
	LINE-HEIGHT: 18px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 15px
}
.softsubCHead {
	LINE-HEIGHT: 14px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 13px
}
.softsubHead {
	LINE-HEIGHT: 22px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 16px
}
.subBHead {
	LINE-HEIGHT: 18px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 15px; FONT-WEIGHT: bold
}
.subCHead {
	LINE-HEIGHT: 14px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 13px; FONT-WEIGHT: bold
}
.subHead {
	LINE-HEIGHT: 22px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 16px; FONT-WEIGHT: bold
}
.subhead {
	LINE-HEIGHT: 22px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 16px; FONT-WEIGHT: bold
}
.tinytext {
	LINE-HEIGHT: 15px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 10px
}
.tightlist {
	PADDING-BOTTOM: 0px; LIST-STYLE-TYPE: none; MARGIN: 0px 0px 0px 20px; =
PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px
}
.tightlist LI {
	MARGIN-BOTTOM: 2px
}
.titlenote {
	LINE-HEIGHT: 14px; MARGIN: 0px 0px 20px; FONT-SIZE: 11px
}
.topad {
	WHITE-SPACE: nowrap; HEIGHT: 95px; PADDING-TOP: 2px
}
.topad DIV {
	DISPLAY: inline
}
.topad TABLE {
	DISPLAY: inline
}
#topnav {
	TEXT-ALIGN: right; LINE-HEIGHT: 20px; PADDING-RIGHT: 5px; WHITE-SPACE: =
normal; FONT-SIZE: 11px
}
#topnav A {
	WHITE-SPACE: nowrap; COLOR: #000; TEXT-DECORATION: none
}
#topnav A:hover {
	TEXT-DECORATION: underline
}
.topright IMG {
	MARGIN-TOP: 3px; MARGIN-BOTTOM: 3px
}
.topright IMG {
	DISPLAY: block
}
#welcome H4 {
	PADDING-BOTTOM: 3px; LINE-HEIGHT: 22px; MARGIN: 0px; PADDING-LEFT: 0px; =
PADDING-RIGHT: 0px; FONT-SIZE: 16px; PADDING-TOP: 0px
}
#welcome P {
	PADDING-BOTTOM: 3px; LINE-HEIGHT: 16px; MARGIN: 0px; PADDING-LEFT: 0px; =
PADDING-RIGHT: 0px; FONT-SIZE: 12px; PADDING-TOP: 0px
}
#announcement {
=09
}
#homecontent H3 {
	BORDER-BOTTOM: #8d8d8d 1px solid; PADDING-BOTTOM: 3px; LINE-HEIGHT: =
17px; MARGIN: 0px 0px 10px; PADDING-LEFT: 13px; PADDING-RIGHT: 0px; =
BACKGROUND: url(/graphics/interface/header_sub.gif) no-repeat 0px 5px; =
COLOR: #039; FONT-SIZE: 13px; PADDING-TOP: 0px
}
#mycontent H3 {
	BORDER-BOTTOM: #8d8d8d 1px solid; PADDING-BOTTOM: 3px; LINE-HEIGHT: =
17px; MARGIN: 0px 0px 10px; PADDING-LEFT: 13px; PADDING-RIGHT: 0px; =
BACKGROUND: url(/graphics/interface/header_sub.gif) no-repeat 0px 5px; =
COLOR: #039; FONT-SIZE: 13px; PADDING-TOP: 0px
}
#homecontent H3 .helptext {
	FONT-WEIGHT: normal
}
#homecontent .latest {
	PADDING-BOTTOM: 0px; LIST-STYLE-TYPE: none; MARGIN: 0px; PADDING-LEFT: =
0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px
}
#mycontent .latest {
	PADDING-BOTTOM: 0px; LIST-STYLE-TYPE: none; MARGIN: 0px; PADDING-LEFT: =
0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px
}
#homecontent .latest LI {
	MARGIN: 0px 0px 10px
}
#homecontent .more {
	LINE-HEIGHT: 14px; MARGIN-TOP: 0px; FONT-SIZE: 11px
}
#mycontent .more {
	LINE-HEIGHT: 14px; MARGIN-TOP: 0px; FONT-SIZE: 11px
}
.sidesegment {
	MARGIN: 0px 0px 35px
}
.latest .offsetbg {
	MARGIN-TOP: 3px
}
#homecontent .latestarticles {
	MARGIN-TOP: -20px
}
#homecontent .latestarticles H3 {
	BACKGROUND: url(/graphics/interface/header_sub.gif) no-repeat 0px 8px
}
#commentcontent .latest {
	MARGIN-LEFT: 0px
}
.researchbut {
	PADDING-TOP: 3px
}
.tinythumblist {
	PADDING-BOTTOM: 0px; MARGIN: 10px 0px; PADDING-LEFT: 0px; =
PADDING-RIGHT: 0px; PADDING-TOP: 0px
}
.tinythumblist LI {
	LIST-STYLE-TYPE: none; MARGIN-BOTTOM: 8px; CLEAR: left
}
.tinythumblist IMG {
	WIDTH: 30px; FLOAT: left
}
.tinythumblist IMG.rss {
	WIDTH: 16px; FLOAT: none
}
.tinythumblist DIV {
	MARGIN-LEFT: 35px
}
.info {
	BORDER-BOTTOM: #999 1px solid; BORDER-LEFT: #999 1px solid; =
MARGIN-BOTTOM: 5px; BORDER-TOP: #999 1px solid; BORDER-RIGHT: #999 1px =
solid
}
.info TD {
	VERTICAL-ALIGN: top
}
.info .smcol {
	WIDTH: 100px
}
.info .bgcol {
	WIDTH: 200px
}
.info TH {
	BORDER-BOTTOM: #999 1px solid; TEXT-ALIGN: left; BACKGROUND-COLOR: =
#d7d5d5
}
.info .label {
	TEXT-ALIGN: left; WIDTH: 90px; FONT-WEIGHT: bold
}
.alt {
	BACKGROUND: #f2f2f2
}
.vevent ABBR {
	BORDER-RIGHT-WIDTH: 0px; BORDER-TOP-WIDTH: 0px; BORDER-BOTTOM-WIDTH: =
0px; BORDER-LEFT-WIDTH: 0px
}
.steplist {
	LIST-STYLE-TYPE: none
}
.steplist UL {
	LIST-STYLE-TYPE: none
}
.steplist {
	PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: =
0px; PADDING-TOP: 0px
}
.steplist UL {
	MARGIN: 0px; PADDING-LEFT: 10px
}
.steplist UL UL {
	MARGIN: 0px; PADDING-LEFT: 0px
}
.steplist LI {
	MARGIN-BOTTOM: 8px
}
.steplist H2 {
	PADDING-BOTTOM: 15px; LINE-HEIGHT: 18px; MARGIN: 0px; PADDING-LEFT: =
0px; PADDING-RIGHT: 0px; COLOR: #000; FONT-SIZE: 15px; FONT-WEIGHT: =
bold; PADDING-TOP: 15px
}
.steplist H3 {
	PADDING-BOTTOM: 4px; LINE-HEIGHT: 14px; MARGIN: 0px; PADDING-LEFT: 0px; =
PADDING-RIGHT: 0px; FONT-SIZE: 12px; FONT-WEIGHT: normal; PADDING-TOP: =
10px
}
.steplist LI {
	LINE-HEIGHT: 14px; FONT-SIZE: 11px
}
.steplist LI A {
	LINE-HEIGHT: 14px; FONT-SIZE: 12px; FONT-WEIGHT: bold; TEXT-DECORATION: =
none
}
.steplist LI A:hover {
	TEXT-DECORATION: underline
}
.xalphabet {
	FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, sans-serif; COLOR: =
#aaaaaa; FONT-SIZE: 16px; FONT-WEIGHT: bold
}
.xalphabet A {
	COLOR: #0066cc; TEXT-DECORATION: none
}
.xalphabet A:hover {
	COLOR: #0066cc
}
.xalphabeton {
	BACKGROUND-COLOR: #0066cc; COLOR: #ffffff
}
.xauthor {
	LINE-HEIGHT: 16px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 12px; FONT-WEIGHT: bold
}
A.xbmclink {
	COLOR: #003399; TEXT-DECORATION: none
}
A.xbmclink:active {
	COLOR: #6699ff
}
A.xbmclink:visited {
	COLOR: #3366cc
}
.xborder {
	BORDER-BOTTOM: #000000 1px solid; BORDER-LEFT: #000000 1px solid; =
BORDER-TOP: #000000 1px solid; BORDER-RIGHT: #000000 1px solid
}
.xbuttontext {
	LINE-HEIGHT: 11px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 11px
}
.xbuttontext A {
	COLOR: #000000; TEXT-DECORATION: none
}
.xbuttontext A:hover {
=09
}
.xbuttontext A:hover FONT {
=09
}
.xcaption {
	LINE-HEIGHT: 14px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 11px
}
.xcaptionscheme {
	BORDER-BOTTOM: #ccc 1px solid; LINE-HEIGHT: 24px; MARGIN-TOP: 10px; =
PADDING-LEFT: 5px; WIDTH: 80%; FONT-FAMILY: Verdana, Geneva, Arial, =
Helvetica, sans-serif; FONT-SIZE: 12px
}
.xcitation {
	PAGE-BREAK-INSIDE: avoid
}
.xcitationtitle {
	LINE-HEIGHT: 16px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 14px; FONT-WEIGHT: bold
}
.xcitationtitle A {
	TEXT-DECORATION: none
}
.xcitationtitle2 {
	LINE-HEIGHT: 18px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 16px; FONT-WEIGHT: bold
}
.xcitationtitle2 A {
	TEXT-DECORATION: none
}
.xdispform {
	TEXT-ALIGN: center; WIDTH: 100%
}
.xdispformid {
	TEXT-ALIGN: right
}
.xfull {
	LINE-HEIGHT: 17px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 13px
}
.xfullindent1 {
	LINE-HEIGHT: 17px; PADDING-LEFT: 20px; FONT-FAMILY: Verdana, Geneva, =
Arial, Helvetica, sans-serif; FONT-SIZE: 13px
}
.xfullindent2 {
	LINE-HEIGHT: 17px; PADDING-LEFT: 40px; FONT-FAMILY: Verdana, Geneva, =
Arial, Helvetica, sans-serif; FONT-SIZE: 13px
}
.xfullindent3 {
	LINE-HEIGHT: 17px; PADDING-LEFT: 60px; FONT-FAMILY: Verdana, Geneva, =
Arial, Helvetica, sans-serif; FONT-SIZE: 13px
}
.ximage {
	MARGIN-TOP: 1.5em; MARGIN-BOTTOM: 2.5em
}
.xindent {
	PADDING-BOTTOM: 5px; LINE-HEIGHT: 16px; TEXT-INDENT: -10px; =
PADDING-LEFT: 10px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 12px
}
.xindent A {
	COLOR: #0033ff; TEXT-DECORATION: none
}
.xindent2 {
	FONT-STYLE: italic; COLOR: #999999
}
.xindent2 A {
	COLOR: #999999
}
.xinfo TD {
	LINE-HEIGHT: 14px
}
.xinfo IMG {
	DISPLAY: block
}
.xinfobullet {
	PADDING-RIGHT: 3px; FONT-SIZE: 11px; VERTICAL-ALIGN: top
}
.xinfoheading {
	FONT-SIZE: 11px; FONT-WEIGHT: bold; PADDING-TOP: 3px
}
.xinfoheading A {
	TEXT-DECORATION: none
}
.xinfoheadingon {
	COLOR: #009966; FONT-SIZE: 11px; FONT-WEIGHT: bold; PADDING-TOP: 3px
}
.xinfolink {
	LINE-HEIGHT: 13px; FONT-SIZE: 11px
}
.xinfolink A {
	TEXT-DECORATION: none
}
.xinfolinkon {
	COLOR: #009966; FONT-SIZE: 11px; FONT-WEIGHT: bold
}
.xinfolinkon A {
	COLOR: #009966; TEXT-DECORATION: none
}
#xinfomaincol {
	PADDING-BOTTOM: 0px; PADDING-LEFT: 5px; WIDTH: 605px; PADDING-RIGHT: =
5px; PADDING-TOP: 0px
}
#xinfoonecol {
	PADDING-BOTTOM: 0px; PADDING-LEFT: 5px; WIDTH: 600px; PADDING-RIGHT: =
0px; PADDING-TOP: 0px
}
#xinforightcol {
	TEXT-ALIGN: left; PADDING-BOTTOM: 0px; BORDER-RIGHT-WIDTH: 0px; =
MARGIN-TOP: 10px; PADDING-LEFT: 0px; WIDTH: 160px; PADDING-RIGHT: 0px; =
BORDER-TOP-WIDTH: 0px; BORDER-BOTTOM-WIDTH: 0px; BORDER-LEFT-WIDTH: 0px; =
PADDING-TOP: 0px
}
.xnavbox TD {
	LINE-HEIGHT: 14px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 11px
}
#auth1 {
	PADDING-LEFT: 13px
}
#auth2 {
	PADDING-LEFT: 13px
}
.xon {
	PADDING-LEFT: 13px
}
.xpagehead {
	FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, sans-serif; COLOR: =
#009966; FONT-SIZE: 16px; FONT-WEIGHT: bold
}
.xpagesubhead {
	LINE-HEIGHT: 14px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; COLOR: #009966; FONT-SIZE: 13px; FONT-WEIGHT: bold
}
.xpapertitle {
	LINE-HEIGHT: 26px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; COLOR: #000000; FONT-SIZE: 20px
}
.xpushbutton {
	BORDER-BOTTOM: #039 1px solid; BORDER-LEFT: #b2c1e0 1px solid; =
PADDING-BOTTOM: 0px; LINE-HEIGHT: 14px; FONT-STYLE: italic; =
PADDING-LEFT: 5px; PADDING-RIGHT: 5px; COLOR: #039; FONT-SIZE: 11px; =
BORDER-TOP: #b2c1e0 1px solid; BORDER-RIGHT: #039 1px solid; =
TEXT-DECORATION: none; PADDING-TOP: 0px
}
.xpushbutton:hover {
	BORDER-BOTTOM: #b2c1e0 1px solid; BORDER-LEFT: #039 1px solid; COLOR: =
#039; BORDER-TOP: #039 1px solid; BORDER-RIGHT: #b2c1e0 1px solid; =
TEXT-DECORATION: none
}
.xprocess {
	FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, sans-serif; COLOR: =
#ffffff; FONT-SIZE: 11px; FONT-WEIGHT: bold
}
.xprocess A:link {
	COLOR: #ffffff; TEXT-DECORATION: none
}
.xprocess A:visited {
	COLOR: #ffffff; TEXT-DECORATION: none
}
.xprocess A:hover {
	COLOR: #33ff99
}
.xqctext {
	FONT-FAMILY: Courier, 'Courier New', monospace; COLOR: #ff0000; =
FONT-SIZE: 12px; FONT-WEIGHT: normal
}
.xqctextblack {
	FONT-FAMILY: Courier, 'Courier New', monospace; COLOR: #000000; =
FONT-SIZE: 12px; FONT-WEIGHT: normal
}
.xreference {
	LINE-HEIGHT: 15px; FONT-SIZE: 12px
}
.xscientist TD {
	PADDING-TOP: 6px
}
.xscientisttop {
	BACKGROUND-COLOR: #99ccff
}
.xsection {
	LINE-HEIGHT: 24px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 18px; FONT-WEIGHT: bold
}
.xsideheading {
	FONT-FAMILY: Arial, Helvetica, sans-serif; COLOR: #ffffff; FONT-SIZE: =
13px; FONT-WEIGHT: bold
}
.xsideheading A {
	COLOR: #ffffff; TEXT-DECORATION: none
}
.xspacer {
	LINE-HEIGHT: 14px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; COLOR: #cccccc; FONT-SIZE: 16px
}
.xswitchsearch {
	LINE-HEIGHT: 8px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; FONT-SIZE: 11px; TEXT-DECORATION: none
}
.xtab {
	FONT-FAMILY: Geneva, Arial, Helvetica, sans-serif; FONT-SIZE: 15px; =
FONT-WEIGHT: bold
}
.xtab A {
	TEXT-DECORATION: none
}
.xthumb TD {
	PADDING-BOTTOM: 5px; PADDING-TOP: 5px
}
.xtoplinks {
	LINE-HEIGHT: 15px; FONT-FAMILY: Verdana, Geneva, Arial, Helvetica, =
sans-serif; COLOR: #ffffff; FONT-SIZE: 10px; TEXT-DECORATION: none
}

@media Print   =20
{
#leftcolumn {
	DISPLAY: none
}
.lineno {
	DISPLAY: none
}
#innerframe {
	Z-INDEX: auto; POSITION: static; WIDTH: auto
}
    }
.sectionrow {
	BORDER-RIGHT-WIDTH: 0px; WIDTH: 720px; MARGIN-BOTTOM: 10px; FLOAT: =
left; BORDER-TOP-WIDTH: 0px; BORDER-BOTTOM-WIDTH: 0px; =
BORDER-LEFT-WIDTH: 0px
}
.section {
	PADDING-BOTTOM: 0px; MARGIN: 0px 10px 0px 0px; PADDING-LEFT: 0px; =
WIDTH: 350px; PADDING-RIGHT: 0px; FLOAT: left; PADDING-TOP: 10px
}
.section IMG {
	PADDING-BOTTOM: 2px; MARGIN: 0px 10px 0px 0px; PADDING-LEFT: 0px; =
PADDING-RIGHT: 10px; DISPLAY: block; PADDING-TOP: 0px
}
.section IMG.floating {
	PADDING-BOTTOM: 2px; MARGIN: 0px 10px 0px 0px; PADDING-LEFT: 0px; =
PADDING-RIGHT: 10px; FLOAT: left; PADDING-TOP: 0px
}
.section H2 {
	PADDING-BOTTOM: 0px; LINE-HEIGHT: 20px; BORDER-RIGHT-WIDTH: 0px; =
MARGIN: 0px 0px 10px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; =
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PADDING-TOP: 5px
}
#topmatterbox TD H3 {
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.vcard SPAN {
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}
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------=_NextPart_000_0000_01C9418F.9D59DA10
Content-Type: text/css;
	charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
Content-Location: http://www.biomedcentral.com/stylesheets/ie7.css

#outerframe {
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document.documentElement.clientWidth : document.body.clientWidth)=20
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#new {
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.flags {
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}
.flags SPAN {
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20px; PADDING-TOP: 2px
}

------=_NextPart_000_0000_01C9418F.9D59DA10
Content-Type: text/css;
	charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Location: http://www.biomedcentral.com/lstylesheets/screen.css

BODY {
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H1 {
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@media Print    
{
BODY {
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}
.flags {
	DISPLAY: none
}

}

------=_NextPart_000_0000_01C9418F.9D59DA10
Content-Type: application/octet-stream
Content-Transfer-Encoding: quoted-printable
Content-Location: http://www.biomedcentral.com/render/plugins/viewingoptions.js

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function andtotext() {
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function stepback(text) {
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function turn() {
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function goback() {
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	for (x =3D 2; x <=3D flash_versions; x++) {
		try {
			oFlash =3D eval("new ActiveXObject('ShockwaveFlash.ShockwaveFlash." + =
x + "');");
			if(oFlash) {
				flash.installed =3D true;
				flash.version =3D x + '.0';
			}
		}
		catch(e) {}
	}
}

// Movie embedding. Part 2 - Replacing the thumbnail with the embedded =
movie

var link =3D true;
function playmovie(id,format,moviename,width,height) {
	var qtheight =3D height + 16;
	var cond =3D false;
=09
	// Everything that depends on the movie format is in this section, =
minimum player version and suitable embed code
	switch (format) {
		case "swf":
		cond =3D document.getElementById && =
(PluginDetect.isMinVersion('QuickTime', '0.0') >=3D 0 ? 'true' : =
'false');
		movietext=3D"<object =
classid=3D'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' height=3D'"+ =
height +"' width=3D'"+ width +"' class=3D'embedded'><param name=3D'src' =
value=3D'"+ moviename +"' /><!--[if !IE]>--><object data=3D'"+ moviename =
+"' type=3D'application/x-shockwave-flash' height=3D'"+ height +"' =
width=3D'"+ width +"' =
class=3D'embedded'></object><!--<![endif]--></object>";
		break;
		case "mp4":
		cond =3D document.getElementById && =
(PluginDetect.isMinVersion('QuickTime', '6.0') >=3D 0 ? 'true' : =
'false');
		movietext=3D"<object =
classid=3D'clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B' height=3D'"+ =
qtheight +"' width=3D'"+ width +"'><param name=3D'src' value=3D'"+ =
moviename +"' /><!--[if !IE]>--><object data=3D'"+ moviename +"' =
type=3D'video/quicktime' height=3D'"+ qtheight +"' width=3D'"+ width =
+"'></object><!--<![endif]--></object>";
		break;
		case "peg":
		;
		case "mpg":
		cond =3D document.getElementById && =
(PluginDetect.isMinVersion('QuickTime', '6.4') >=3D 0 ? 'true' : =
'false');
		movietext=3D"<object =
classid=3D'clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B' height=3D'"+ =
qtheight +"' width=3D'"+ width +"'><param name=3D'src' value=3D'"+ =
moviename +"' /><!--[if !IE]>--><object data=3D'"+ moviename +"' =
type=3D'video/quicktime' height=3D'"+ qtheight +"' width=3D'"+ width =
+"'></object><!--<![endif]--></object>";
		break;
		case "avi":
		cond =3D document.getElementById && =
(PluginDetect.isMinVersion('QuickTime', '3.0') >=3D 0 ? 'true' : =
'false');
		movietext=3D"<object =
classid=3D'clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B' height=3D'"+ =
qtheight +"' width=3D'"+ width +"'><param name=3D'src' value=3D'"+ =
moviename +"' /><!--[if !IE]>--><object data=3D'"+ moviename +"' =
type=3D'video/quicktime' height=3D'"+ qtheight +"' width=3D'"+ width =
+"'></object><!--<![endif]--></object>";
		break;
		case "mov":
		cond =3D document.getElementById && =
(PluginDetect.isMinVersion('QuickTime', '3.0') >=3D 0 ? 'true' : =
'false');
		movietext=3D"<object =
classid=3D'clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B' height=3D'"+ =
qtheight +"' width=3D'"+ width +"'><param name=3D'src' value=3D'"+ =
moviename +"' /><!--[if !IE]>--><object data=3D'"+ moviename +"' =
type=3D'video/quicktime' height=3D'"+ qtheight +"' width=3D'"+ width =
+"'></object><!--<![endif]--></object>";
		break;
	}
=09
	// This executes the replacement
	if (cond) {
		document.getElementById(id).innerHTML=3Dmovietext;
		link =3D false;
	}
}

//Functions related to FLV movies

// Stopping the movie when another is started
var currentItem;

function getUpdate(typ,pr1,pr2,pid) {

	if (typ =3D=3D "state") {
=09
		// Play=20
		if (pr1 =3D=3D 2) {
	=09
			// Pause active movie if it is playing.
			if (currentItem !=3D null && currentItem !=3D pid) {
				thisMovie(currentItem).sendEvent('playpause');
			}
		=09
			// Save current movie
			currentItem =3D pid;=09
				=09
		// Flush active movie var on Stop (3) and Pause (0).
		} else if(pr1 =3D=3D 3 || pr1 =3D=3D 0) {                              =
=20
			currentItem =3D null;
		}=20
	}
};

// This is a javascript handler for the player and is always needed.
function thisMovie(movieName) {
    if(navigator.appName.indexOf("Microsoft") !=3D -1) {
		return window[movieName];
	} else {
		return document[movieName];
	}
};

// Replacing the jpeg with the movie
var link =3D true;
function playvideo(id,moviename,width,height) {
	if (document.getElementById) {
		var flvheight =3D height + 20;
		var so =3D new =
SWFObject('http://www.biomedcentral.com/movies/mediaplayer.swf','js'+id,w=
idth,flvheight,'7'); =20
		=
so.useExpressInstall('http://www.biomedcentral.com/movies/expressinstall.=
swf');=20
		so.addParam('allowfullscreen','true');
		so.addParam('salign','lt');
		so.addParam('quality','high');
		so.addParam('scale','noscale');
		so.addVariable('file',moviename);                              =20
		so.addVariable('autostart','true');
		so.addVariable('showdigits','false');
		so.addVariable('useaudio','false');
		so.addVariable('usefullscreen','true');
		so.addVariable('showicons','false');
		so.addVariable('enablejs','true');
		so.addVariable('javascriptid','js'+id);                                =
      =20
		so.addVariable('width',width);
		so.addVariable('height',flvheight);
		so.write(id);
		link =3D false;
	}
}



/**
 * SWFObject v1.5: Flash Player detection and embed - =
http://blog.deconcept.com/swfobject/
 *
 * SWFObject is (c) 2007 Geoff Stearns and is released under the MIT =
License:
 * http://www.opensource.org/licenses/mit-license.php
 *
  */
 if(typeof deconcept=3D=3D"undefined"){var deconcept=3Dnew =
Object();}if(typeof =
deconcept.util=3D=3D"undefined"){deconcept.util=3Dnew =
Object();}if(typeof =
deconcept.SWFObjectUtil=3D=3D"undefined"){deconcept.SWFObjectUtil=3Dnew =
Object();}deconcept.SWFObject=3Dfunction(_1,id,w,h,_5,c,_7,_8,_9,_a){if(!=
document.getElementById){return;}this.DETECT_KEY=3D_a?_a:"detectflash";th=
is.skipDetect=3Ddeconcept.util.getRequestParameter(this.DETECT_KEY);this.=
params=3Dnew Object();this.variables=3Dnew =
Object();this.attributes=3Dnew =
Array();if(_1){this.setAttribute("swf",_1);}if(id){this.setAttribute("id"=
,id);}if(w){this.setAttribute("width",w);}if(h){this.setAttribute("height=
",h);}if(_5){this.setAttribute("version",new =
deconcept.PlayerVersion(_5.toString().split(".")));}this.installedVer=3Dd=
econcept.SWFObjectUtil.getPlayerVersion();if(!window.opera&&document.all&=
&this.installedVer.major>7){deconcept.SWFObject.doPrepUnload=3Dtrue;}if(c=
){this.addParam("bgcolor",c);}var =
q=3D_7?_7:"high";this.addParam("quality",q);this.setAttribute("useExpress=
Install",false);this.setAttribute("doExpressInstall",false);var =
_c=3D(_8)?_8:window.location;this.setAttribute("xiRedirectUrl",_c);this.s=
etAttribute("redirectUrl","");if(_9){this.setAttribute("redirectUrl",_9);=
}};deconcept.SWFObject.prototype=3D{useExpressInstall:function(_d){this.x=
iSWFPath=3D!_d?"expressinstall.swf":_d;this.setAttribute("useExpressInsta=
ll",true);},setAttribute:function(_e,_f){this.attributes[_e]=3D_f;},getAt=
tribute:function(_10){return =
this.attributes[_10];},addParam:function(_11,_12){this.params[_11]=3D_12;=
},getParams:function(){return =
this.params;},addVariable:function(_13,_14){this.variables[_13]=3D_14;},g=
etVariable:function(_15){return =
this.variables[_15];},getVariables:function(){return =
this.variables;},getVariablePairs:function(){var _16=3Dnew Array();var =
key;var _18=3Dthis.getVariables();for(key in =
_18){_16[_16.length]=3Dkey+"=3D"+_18[key];}return =
_16;},getSWFHTML:function(){var =
_19=3D"";if(navigator.plugins&&navigator.mimeTypes&&navigator.mimeTypes.l=
ength){if(this.getAttribute("doExpressInstall")){this.addVariable("MMplay=
erType","PlugIn");this.setAttribute("swf",this.xiSWFPath);}_19=3D"<embed =
type=3D\"application/x-shockwave-flash\" =
src=3D\""+this.getAttribute("swf")+"\" =
width=3D\""+this.getAttribute("width")+"\" =
height=3D\""+this.getAttribute("height")+"\" =
style=3D\""+this.getAttribute("style")+"\"";_19+=3D" =
id=3D\""+this.getAttribute("id")+"\" =
name=3D\""+this.getAttribute("id")+"\" ";var =
_1a=3Dthis.getParams();for(var key in =
_1a){_19+=3D[key]+"=3D\""+_1a[key]+"\" ";}var =
_1c=3Dthis.getVariablePairs().join("&");if(_1c.length>0){_19+=3D"flashvar=
s=3D\""+_1c+"\"";}_19+=3D"/>";}else{if(this.getAttribute("doExpressInstal=
l")){this.addVariable("MMplayerType","ActiveX");this.setAttribute("swf",t=
his.xiSWFPath);}_19=3D"<object id=3D\""+this.getAttribute("id")+"\" =
classid=3D\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" =
width=3D\""+this.getAttribute("width")+"\" =
height=3D\""+this.getAttribute("height")+"\" =
style=3D\""+this.getAttribute("style")+"\">";_19+=3D"<param =
name=3D\"movie\" value=3D\""+this.getAttribute("swf")+"\" />";var =
_1d=3Dthis.getParams();for(var key in _1d){_19+=3D"<param =
name=3D\""+key+"\" value=3D\""+_1d[key]+"\" />";}var =
_1f=3Dthis.getVariablePairs().join("&");if(_1f.length>0){_19+=3D"<param =
name=3D\"flashvars\" value=3D\""+_1f+"\" />";}_19+=3D"</object>";}return =
_19;},write:function(_20){if(this.getAttribute("useExpressInstall")){var =
_21=3Dnew =
deconcept.PlayerVersion([6,0,65]);if(this.installedVer.versionIsValid(_21=
)&&!this.installedVer.versionIsValid(this.getAttribute("version"))){this.=
setAttribute("doExpressInstall",true);this.addVariable("MMredirectURL",es=
cape(this.getAttribute("xiRedirectUrl")));document.title=3Ddocument.title=
.slice(0,47)+" - Flash Player =
Installation";this.addVariable("MMdoctitle",document.title);}}if(this.ski=
pDetect||this.getAttribute("doExpressInstall")||this.installedVer.version=
IsValid(this.getAttribute("version"))){var n=3D(typeof =
_20=3D=3D"string")?document.getElementById(_20):_20;n.innerHTML=3Dthis.ge=
tSWFHTML();return =
true;}else{if(this.getAttribute("redirectUrl")!=3D""){document.location.r=
eplace(this.getAttribute("redirectUrl"));}}return =
false;}};deconcept.SWFObjectUtil.getPlayerVersion=3Dfunction(){var =
_23=3Dnew =
deconcept.PlayerVersion([0,0,0]);if(navigator.plugins&&navigator.mimeType=
s.length){var x=3Dnavigator.plugins["Shockwave =
Flash"];if(x&&x.description){_23=3Dnew =
deconcept.PlayerVersion(x.description.replace(/([a-zA-Z]|\s)+/,"").replac=
e(/(\s+r|\s+b[0-9]+)/,".").split("."));}}else{if(navigator.userAgent&&nav=
igator.userAgent.indexOf("Windows CE")>=3D0){var axo=3D1;var =
_26=3D3;while(axo){try{_26++;axo=3Dnew =
ActiveXObject("ShockwaveFlash.ShockwaveFlash."+_26);_23=3Dnew =
deconcept.PlayerVersion([_26,0,0]);}catch(e){axo=3Dnull;}}}else{try{var =
axo=3Dnew =
ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");}catch(e){try{var =
axo=3Dnew ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");_23=3Dnew =
deconcept.PlayerVersion([6,0,21]);axo.AllowScriptAccess=3D"always";}catch=
(e){if(_23.major=3D=3D6){return _23;}}try{axo=3Dnew =
ActiveXObject("ShockwaveFlash.ShockwaveFlash");}catch(e){}}if(axo!=3Dnull=
){_23=3Dnew deconcept.PlayerVersion(axo.GetVariable("$version").split(" =
")[1].split(","));}}}return =
_23;};deconcept.PlayerVersion=3Dfunction(_29){this.major=3D_29[0]!=3Dnull=
?parseInt(_29[0]):0;this.minor=3D_29[1]!=3Dnull?parseInt(_29[1]):0;this.r=
ev=3D_29[2]!=3Dnull?parseInt(_29[2]):0;};deconcept.PlayerVersion.prototyp=
e.versionIsValid=3Dfunction(fv){if(this.major<fv.major){return =
false;}if(this.major>fv.major){return =
true;}if(this.minor<fv.minor){return =
false;}if(this.minor>fv.minor){return true;}if(this.rev<fv.rev){return =
false;}return =
true;};deconcept.util=3D{getRequestParameter:function(_2b){var =
q=3Ddocument.location.search||document.location.hash;if(_2b=3D=3Dnull){re=
turn q;}if(q){var _2d=3Dq.substring(1).split("&");for(var =
i=3D0;i<_2d.length;i++){if(_2d[i].substring(0,_2d[i].indexOf("=3D"))=3D=3D=
_2b){return _2d[i].substring((_2d[i].indexOf("=3D")+1));}}}return =
"";}};deconcept.SWFObjectUtil.cleanupSWFs=3Dfunction(){var =
_2f=3Ddocument.getElementsByTagName("OBJECT");for(var =
i=3D_2f.length-1;i>=3D0;i--){_2f[i].style.display=3D"none";for(var x in =
_2f[i]){if(typeof =
_2f[i][x]=3D=3D"function"){_2f[i][x]=3Dfunction(){};}}}};if(deconcept.SWF=
Object.doPrepUnload){if(!deconcept.unloadSet){deconcept.SWFObjectUtil.pre=
pUnload=3Dfunction(){__flash_unloadHandler=3Dfunction(){};__flash_savedUn=
loadHandler=3Dfunction(){};window.attachEvent("onunload",deconcept.SWFObj=
ectUtil.cleanupSWFs);};window.attachEvent("onbeforeunload",deconcept.SWFO=
bjectUtil.prepUnload);deconcept.unloadSet=3Dtrue;}}if(!document.getElemen=
tById&&document.all){document.getElementById=3Dfunction(id){return =
document.all[id];};}var =
getQueryParamValue=3Ddeconcept.util.getRequestParameter;var =
FlashObject=3Ddeconcept.SWFObject;var SWFObject=3Ddeconcept.SWFObject;

// CSSClass object used to add/delete classes from any element

var CSSClass =3D {}; =20

CSSClass.is =3D function(e, c) // Check existence of class (c) in =
element (e)
{
    var classes =3D e.className;
    if (!classes) return false;   =20
    if (classes =3D=3D c) return true;=20
  =20
    return e.className.search("\\b" + c + "\\b") !=3D -1;
};

CSSClass.add =3D function(e, c) // Add a new class
{
    if (CSSClass.is(e, c)) return;=20
    if (e.className) c =3D " " + c; =20
    e.className +=3D c;             =20
};

CSSClass.remove =3D function(e,c) // Remove existing class
{  =20
    e.className =3D e.className.replace(new RegExp("\\b"+ c+"\\b\\s*", =
"g"), "");
=09
	if (e.value=3D=3De.defaultValue) {e.value=3D'';}
};

// drop down banner ad functions
function testMouse() // Detect mouse over banner ad
{
var IE =3D document.all?true:false
if (!IE) document.captureEvents(Event.MOUSEMOVE)
document.onmousemove =3D getMouseXY;

var tempX =3D 0
var tempY =3D 0

function getMouseXY(e) {
  if (IE) {
    tempX =3D event.clientX + document.body.scrollLeft
    tempY =3D event.clientY + document.body.scrollTop
  } else { =20
    tempX =3D e.pageX
    tempY =3D e.pageY
  } =20
 =20
  if (tempX < 0){tempX =3D 0}
  if (tempY < 0){tempY =3D 0} =20
 =20
 =20
 =20
  if (tempY > 78 || tempY < 15) // Adjust for different height ads =
(currently 60px)
  {
     document.getElementById('newad').style.zIndex=3D1;
  }=20
  else
  {
     document.getElementById('newad').style.zIndex=3D3;
  }
}
}

function adjustAdMargin() // Remove margin from non-dropdown banner ad
	{
	var adHeight =3D document.getElementById('dropdown').offsetHeight ;
		if (adHeight =3D=3D 350) // This number is the height of the current =
drop down ad
		{
			document.getElementById('dropdown').style.marginTop=3D"15px";
		}
	=09
	}
window.onload =3D adjustAdMargin;	// Check size of banner ad and adjusts =
z-index
// end drop down functions

------=_NextPart_000_0000_01C9418F.9D59DA10--

