String.prototype.trim=function(){
return this.replace(/^\s+|\s+$/g,"");
};

function showLoading(divId, msg, useImage){
	var str = "";
	if(useImage)
		str += "<img src='/coupons/images/loading.gif' border='0'  align='absmiddle'/>&nbsp;&nbsp;";
	str += msg;
	
	document.getElementById(divId).innerHTML = str;
}