function dropMenu()
	{ 
 if(navigator.appVersion.indexOf("MSIE")==-1){return;
 	}
 
 var i,k,g,lg,r=/\s*over/,nn='',c,cs='over',bv='mainnav';
 
 for(i=0;i<10;i++)
 {g=document.getElementById(bv+nn);
 if(g){
 lg=g.getElementsByTagName("LI");
 if(lg)
 {for(k=0;k<lg.length;k++)
 	{
 lg[k].onmouseover=function()
 {c=this.className;cl=(c)?c+' '+cs:cs;
 this.className=cl;};lg[k].onmouseout=function(){c=this.className;
 this.className=(c)?c.replace(r,''):'';};}}}nn=i+1;}
}