function settypevalue(id,name){
  	
  	document.getElementById("typevName").innerHTML=name;
  	document.getElementsByName("type")[0].value=id;
  	
  	document.getElementById("downmenu").style.display="none";
  }
 
 function changetip(){
 	
 	var tip=document.getElementById("downmenu");
 	
 	if(tip.style.display=="none"){
 		tip.style.display="block";
 	}
 	else{
 		tip.style.display="none";
 	}
 	
 }