function ExpMenu(){ 

	if(navigator.appVersion.indexOf("MSIE")==-1){return;}

	var i,k,g,lg,r=/\s*hvr/,nn='',c,cs='hvr',bv='menubar';

	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;

	}

}