function P7_ExpMenu(){ 
 if(navigator.appVersion.indexOf("MSIE")==-1){return;}
 var i,k,g,lg,r=/\s*p7hvr/,c,cs='p7hvr',bv='p7menubar';
 for(i=0;i<10;i++)
 {
	g=document.getElementById(bv);
	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;
 }
}