// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// SENDPOLLING
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
function sendKontakt(fallstudie){		
	
	formdata 	= new Array();
  elems 		= document.fkform; 
  for (i = 0; i < elems.length; i += 1, first = false) {
  	if (elems[i].name.length > 0 && elems[i].name!="newsletter" && elems[i].name!="callback") {
  		formdata.push(encodeURIComponent(elems[i].name) + '=' + escape(elems[i].value));	     	
    }
  }  
  parastring = formdata.join('&');  
  if(elems.newsletter.checked) parastring += '&newsletter=x';
  if(elems.callback.checked) parastring += '&callback=x';
  parastring += '&time='+makeTimestamp()+'&fallstudie='+fallstudie;
	
	document.getElementById('div_kontakt_error').innerHTML = '';
	document.getElementById('form_kontakt_button').style.display = 'none';
	document.getElementById('form_kontakt_hinweis').style.display = 'block';
	
	if (window.XMLHttpRequest) { 
		http = new XMLHttpRequest();
	}else if (window.ActiveXObject){
		http = new ActiveXObject("Microsoft.XMLHTTP");
	}		
	
	http.onreadystatechange = getRequestContact;	
	http.open('POST', ptk+'js/_kontakt.php', true);		
	http.setRequestHeader( 'Content-Type', 'application/x-www-form-urlencoded' );
	http.setRequestHeader( 'Content-length', parastring.length );      
	http.send(parastring);			
	
}



// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// GETREQUESTCONTACT
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
function getRequestContact() {
	if (http.readyState == 4) {		
		if (http.status == 200) {
			ergebnis 	= http.responseText;
			
			if(ergebnis=="ok"){
				document.getElementById('div_kontakt').innerHTML = '<b>Thank you.</b><br><br>Your message was sent.';
			}else{
				document.getElementById('form_kontakt_button').style.display = 'block';
				document.getElementById('form_kontakt_hinweis').style.display = 'none';
				document.getElementById('div_kontakt_error').innerHTML = '<b>Error</b><br>Please fill out all fields<br>marked with an asterisk(*).<br><br>';
			}
		}
	}
}