function setCookie(c_name,value,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
    {
    c_start=c_start + c_name.length+1;
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length;
    return unescape(document.cookie.substring(c_start,c_end));
    }
  }
return "";
}

function SaveAs(imgURL) 
{ 
  var   oPop   =   window.open(imgURL,"","width=1,   height=1,   top=5000,   left=5000");   
  for(;   oPop.document.readyState   !=   "complete";   )   
  { 
    if   (oPop.document.readyState   ==   "complete")break; 
  } 
  oPop.document.execCommand("SaveAs"); 
  oPop.close();   
} 


function getCookielink(link){
	var checkreg=getCookie("checkreg");
	if (checkreg!=null && checkreg!="")
	 {
  		if (checkreg=="1")
		{
			//alert("checkreg==1 "+checkreg+"!");
			//window.location = "./"+link;
			SaveAs("./"+link);
			

		}
  	}else{
		//alert("checkreg==null "+checkreg+"!");
		window.location = "./download_form.php";

	}

}