var vL1="<CENTER><FONT FACE=arial color='#333399'>", vL2="</FONT></CENTER>"

var ie4=(document.all)?true:false,ns4=(document.layers)?true:false,ns6=(document.getElementById&&!document.all)?true:false;
function hidelayer(lay){
if(ie4){document.all[lay].style.visibility="hidden"}
if(ns4){document.layers[lay].visibility="hide"}
if(ns6){document.getElementById([lay]).style.display="none"}
}

function showlayer(lay){
if(ie4){document.all[lay].style.visibility="visible"}
if(ns4){document.layers[lay].visibility="show"}
if(ns6){document.getElementById([lay]).style.display = "block"}
}

function WL(lay,txt){ showlayer(lay)
if(ie4){document.all[lay].innerHTML=txt}
if(ns4){document[lay].document.write(txt); document[lay].document.close()}
if(ns6){
over=document.getElementById([lay]);range=document.createRange();range.setStartBefore(over);
domfrag=range.createContextualFragment(txt);
while(over.hasChildNodes()){over.removeChild(over.lastChild)}
over.appendChild(domfrag);
}
}

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//onMouseOver="javascript:WL('newlayer', vL1+'PEET (Partnerships and Enchancing Expertise in Taxonomy - US National Science Foundation) Pages'+vL2)"