function save(){
	/*creates you save % when 2 prices are present*/
var regularsale;
var disp_price2 = document.getElementById("saleprice");
if (disp_price2 !=null){
	disp_price=disp_price2.innerHTML.replace("$","").replace(",","");
    }
var regular;
var regularObj = document.getElementById("regularprice");
if (regularObj != null)
    {
regular = regularObj.innerHTML.replace("$","").replace(",","");
    }
if (regularObj != null && disp_price != null)
    {
    retaildiscountrate2 =100 - Math.ceil(100* disp_price/regular);
  //  discount= Math.floor(regular-disp_price);
    }

document.getElementById("savenum").innerHTML=retaildiscountrate2 + '%';

}