var ie5=document.all && !window.opera
var ns6=document.getElementById && !document.all

function getObj(id) {
	var tmp=""
	if(document.all)
		tmp=document.all[id]
	else if(document.getElementById) {
		tmp=document.getElementById(id)
		if(tmp=="" || tmp==null) {
				 var tmp2=document.getElementsByName(id)
			 for (var i=0; i<tmp2.length; i++) {
				if(tmp2[i].name==id) {
					tmp=tmp2[i]
					break;
				}
			}
		}
	}
	return tmp
}

function popWin(page, winName, ww, wh, wpl, scl, fnk, rsz) {
	var wt, wl
	switch(wpl) {
		case "c":	wt=(window.screen.height/2)-(wh/2);
					wl=(window.screen.width/2)-(ww/2);
					break;
		case "tl":	wt=1; wl=1;break;
		case "tr":	wl=(window.screen.width-ww)-10;
					wt=1;
					break;
		case "tt":	wt=1; wl=(window.screen.width/2)-(ww/2); break;
		default:	wt=1; wl=1;
	}
	var vin=window.open(page, winName, 'width='+ww+',height='+wh+', toolbar='+fnk+', location='+fnk+',directories='+fnk+',status='+fnk+',menuBar='+fnk+',scrollbars='+scl+',resizable='+rsz+',top='+wt+',left='+wl);
}

function retWin(page, winName, ww, wh, wpl, scl, fnk, rsz) {
	var wt, wl
	switch(wpl) {
		case "c":	wt=(window.screen.height/2)-(wh/2);
					wl=(window.screen.width/2)-(ww/2);
					break;
		case "tl":	wt=1; wl=1;break;
		case "tr":	wl=(window.screen.width-ww)-10;
					wt=1;
					break;
		case "tt":	wt=1; wl=(window.screen.width/2)-(ww/2); break;
		default:	wt=1; wl=1;
	}
	var vin=window.open(page, winName, 'width='+ww+',height='+wh+', toolbar='+fnk+', location='+fnk+',directories='+fnk+',status='+fnk+',menuBar='+fnk+',scrollbars='+scl+',resizable='+rsz+',top='+wt+',left='+wl);
	return vin;
}

function chkNum(e) {
	var pressedkey=/[0-9\b\/]/
	if(ns6) { 
		if (!pressedkey.test(String.fromCharCode(e.which)) &&  !e.keyCode) {
			e.preventDefault();
		    e.stopPropagation();
			return false;
		}
	}
	else {
		if (!pressedkey.test(String.fromCharCode(event.keyCode)))
			return false;
	}
	return true;
}