<!--
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 dosubmit(myform){
	if( typeof( myform.from) == 'object' ){
		var from=myform.from.value;
		var to=myform.to.value;
		if (isNaN(from)) {myform.from.focus();alert("请输入数字！");return false; }
		else if (from<0){myform.from.focus();alert("请输入正数！");return false; }
		if (isNaN(to)) {myform.to.focus();alert("请输入数字！");return false; }
		else if (to<0){myform.to.focus();alert("请输入正数！");return false; }
		if (parseInt(to)>0 && (parseInt(from)>parseInt(to))) {
				myform.to.focus();alert("价格上限不能小于下限！");
				return false; 
		}
		myform.QPrice.value="["+from+","+to+"]";
		return true;
	}
} 
//-->