// JavaScript Document
function showAndHide(obj,types){
	var hig=document.getElementById("List1").getElementsByTagName("div");
	document.getElementById("List1").style.top = -(hig.length * 26)+"px";
    var Layer=window.document.getElementById(obj);

    switch(types){
	case "show":
    Layer.style.display="block";
	break;
	case "hide":
    Layer.style.display="none";
	break;
	
}
  }
  function getValue(obj,str){
    var input=window.document.getElementById(obj);
	input.value=str;
  }
  
  function over(obj){
  	obj.style.background="#666";
  }
  
  function out(obj){
  	obj.style.background="#000";
  }


  function h(){
	
	var h=window.document.getElementById("List1").offsetHeight;
	alert(heigth);
  
  }