function postwith (to,p) {
  var myForm = document.createElement("form");
  myForm.method="post" ;
  myForm.action = to ;
  myForm.target = "webinar";
  for (var k in p) {
    var myInput = document.createElement("input") ;
    myInput.setAttribute("name", k) ;
    myInput.setAttribute("value", p[k]);
    myForm.appendChild(myInput) ;
  }
  document.body.appendChild(myForm) ;
  myForm.submit() ;
  document.body.removeChild(myForm) ;
}

function checkCookie(url,assetURL,prerecordedurl) 
{
    // if the cookie is set, do not prompt the user to complete the download form. TODO: email about the download.
    form = getCookie('downloadForm');
    if (form!=null && form!="") {
    	
    	var contentForm = "From page:" + assetURL;
		contentForm += "PDF: <br/>"+ url;
		
 
		var Nurl = "/downloadbrochure/sendEmail?content=" + contentForm;
	
		$.get(Nurl , { misc: contentForm },
		function(data){
   			
		});
 if(prerecordedurl) {
		window.open(prerecordedurl,'webinar');
	}
	else if(url){
		   window.open(url,'webinar');
	}
     return false;
    }
    else {
       // have the user fill out the download form.
       if(prerecordedurl) {
		//var redirect =  "/downloadbrochure?pdf="+prerecordedurl+";returnURL="+assetURL;
                postwith("/downloadbrochure",{pdf: prerecordedurl});
	}
	else {
 		// have the user fill out the download form.
		var redirect =  "/downloadbrochure?pdf="+url+";returnURL="+assetURL;
	}

       if (redirect) { window.open(redirect,'webinar'); }
    }	
	return false;
}	

// Sets a cookie indicating the form has been filled out previously
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;
}