(function() {
var Ad = function(iId,sHtml,fCode,dStart,dEnd,iWeight) {
	this.iId = iId;
	this.sHtml = sHtml;
	this.fCode = fCode;
	this.dStart = dStart;
	this.dEnd = dEnd;
	this.iWeight = iWeight;
}
var ads = new Array(0);
var adsLen = 0;
var indexArr = new Array();
var now = new Date();
for(var i=0,j=0,len=ads.length;i < len;i++){
	if((!ads[i].dStart || now > ads[i].dStart) && (!ads[i].dEnd || now < ads[i].dEnd)) {
		for(var max=j+ads[i].iWeight;j < max;j++) {
			indexArr[j] = i;
		}
	}
}

var rand = parseInt(Math.random() * indexArr.length);
var show = ads[indexArr[rand]];

if (undefined != show) {

	if(show.sHtml) {
		document.write(show.sHtml);
	} else {
		show.fCode();
	}
	$.get("/ad_display.jspx?id="+show.iId);

}
})();