function get(varName){
	var varLimit=2;

	var i;
	var urlAry;
	var varAry;
	var workAry;

	urlAry=location.href.split('?',2);

	if(urlAry[1])varAry=urlAry[1].split('&',varLimit);

	if(varAry){
		for(i=0;i<varAry.length;i++){
			workAry=varAry[i].split('=',2)
			if(workAry[0]==varName)return workAry[1];
		}
	}

	return null;
}