function drop_mouseover(pos){
 try{window.clearTimeout(timer);}catch(e){}
}
function drop_mouseout(pos){
 var posSel=document.getElementById(pos+"Sel").style.display;
 if(posSel=="block"){
  timer = setTimeout("drop_hide('"+pos+"')", 1000);
 }
}
function drop_hide(pos){
    document.getElementById(pos+"Sel").style.display="none";
}
function search_show(pos,searchType,href){
    document.getElementById(pos+"SearchClassId").value=searchType;
    document.getElementById(pos+"Sel").style.display="none";
    document.getElementById(pos+"Selected").innerHTML=href.innerHTML;
    document.getElementById(pos+'SearchKey').focus();
    try{window.clearTimeout(timer);}catch(e){}
    return false;
}
function dosearch(pos){
	var objSkey = document.getElementById(pos+"SearchKey").value.replace(/^\s*|\s*$/gim,"");
	var objSid = document.getElementById(pos+"SearchClassId").value;
	document.getElementById(pos+"SearchKey").value = objSkey;
	if(objSkey==""){
	    alert("搜索关键字不能为空！");
	    return false;
	}
	top.location.assign("search.aspx?key="+ objSkey +"&classid="+objSid);
}