function setCookie(name,value){
	var Days = 1;
	var exp  = new Date();
	exp.setTime(exp.getTime() + Days*24*60*60*1000);
	document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
	}

function getCookie(name){
	var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
	if(arr=document.cookie.match(reg)) return unescape(arr[2]);
	else return null;
	}

window.attachEvent("onload", function(){
	if (getCookie("popWin")) return false;
	var o = document.getElementsByTagName("a");
	for (var i=0; i<o.length; i++){
		o[i].attachEvent("onclick", function(){
			if (!getCookie("popWin")){
				setCookie("popWin", "true");
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				window.focus();
				}
			});
		}
	});