///////// Roll Over Image ////////////
function preLoadImg(){
	arrPreLoad = new Array();
	for (i in arrImgList) {
		arrPreLoad[i] = new Image();
		arrPreLoad[i].src = arrImgList[i];
	}
	preLoadFlag = "true";
}

function chgImg(fileName,imgName){
	if (preLoadFlag == "true") {
		document.images[imgName].src = fileName;
	}
}

window.onload = preLoadImg;
var preLoadFlag = "false";
arrImgList = new Array(
	"../misc/concept_on.gif",
	"../misc/outline_on.gif",
	"../misc/highlight_on.gif",
	"../misc/contest_on.gif",
	"../misc/backstage_on.gif",
	"../misc/service_on.gif",
	"../misc/btn_top_on.gif"
);



///////// Window Open ////////////
function openWindow(URL,Winname,Wwidth,Wheight){
		newwin = window.open(URL,Winname,"width="+Wwidth+",height="+Wheight+",menubar=no,scrollbars=no,resizable=no,toolbar=no,location=no,directories=no,status=no");
		newwin.focus();
}

///////// Window Open  List////////////
function openWindowList(URL,Winname,Wwidth,Wheight){
		newwin = window.open(URL,Winname,"width="+Wwidth+",height="+Wheight+",menubar=no,scrollbars=yes,resizable=no,toolbar=no,location=no,directories=no,status=no");
		newwin.focus();
}