function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function submitPara(form,pro_name,index_column){
	form.pro_name.value=pro_name;
	form.index_column.value=index_column;
	form.submit();
}

function showLayer(div_N,div_M)
{ 
var div1 = document.getElementById(div_N); //参考层 
var div2 = document.getElementById(div_M); //将要弹出的层 
div2.style.left = div1.style.left;
div2.style.display="block"; //div1初始状态是不可见的，设置可为可见  
//alert(div2.style.left);
}
//关闭层div1的显示 
function hiddenLayer(div_N)
{ 
var div1 = document.getElementById(div_N); 
div1.style.display="none"; 
}