function compat_url() {

var script_root = '/php-bin/form.mail/';

//var doc_url = doc_url.replace(location.protocol + "//" + location.host + "\/", "\/");

return script_root;

}

//alert( compat_url() );  // Debugging




function form_data_array(form_name) {

			
	for (var i = 0; i < form_name.length; i++) {
	
	var scan_keys = '';
	var scan_values = '';
	
		if ( form_name[i].name ) {
		
			if ( form_name[i].type == 'checkbox' && form_name[i].checked == false ) {
			form_name[i].value = '';
			}
			else if ( form_name[i].type == 'radio' && form_name[i].checked == false ) {
			form_name[i].value = '';
			}
		
			if ( !ajax_string ) {
			var scan_keys = form_name[i].name.replace("\&", "ESCAPE_AMPERSAND");
			var scan_values = form_name[i].value.replace("\&", "ESCAPE_AMPERSAND");
			
			var ajax_string = scan_keys + "=" + scan_values + "&";
			}
			else {
			var scan_keys = form_name[i].name.replace("\&", "ESCAPE_AMPERSAND");
			var scan_values = form_name[i].value.replace("\&", "ESCAPE_AMPERSAND");
			
			var ajax_string = ajax_string + scan_keys + "=" + scan_values + "&";
			}
			
		}
		else if ( form_name[i].id ) {
		
			if ( form_name[i].type == 'checkbox' && form_name[i].checked == false ) {
			form_name[i].value = '';
			}
			else if ( form_name[i].type == 'radio' && form_name[i].checked == false ) {
			form_name[i].value = '';
			}
		
			if ( !ajax_string ) {
			var scan_keys = form_name[i].id.replace("\&", "ESCAPE_AMPERSAND");
			var scan_values = form_name[i].value.replace("\&", "ESCAPE_AMPERSAND");
			
			var ajax_string = scan_keys + "=" + scan_values + "&";
			}
			else {
			var scan_keys = form_name[i].id.replace("\&", "ESCAPE_AMPERSAND");
			var scan_values = form_name[i].value.replace("\&", "ESCAPE_AMPERSAND");
			
			var ajax_string = ajax_string + scan_keys + "=" + scan_values + "&";
			}
			
		}
		
		
		
		//var ajax_string = ajax_string.replace("  ", " ");
		//var ajax_string = ajax_string.replace(" ", "_");
	
	
	}

var ajax_string = ajax_string.substring(0, ajax_string.length-1)

return ajax_string;

}


//////////////////////////////////////////////////////////////////////////////////////////


function send_data() {

var post_data = form_data_array(document.form_data_mail);

makeRequest(post_data);

}

////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////

function makeRequest(post_data) {

var http_request = false;

	// If *POST* occurs in Netscape (disables script in MSIE if not run inside an IF statement!)
	if (http_request.overrideMimeType) {
	http_request.overrideMimeType('text/xml');
	}


// Create a xmlhttp request...

	// Mozilla, Safari, etc
	if (window.XMLHttpRequest) {
	http_request = new XMLHttpRequest();
	}

	// MSIE
	else if (window.ActiveXObject) {
	http_request = new ActiveXObject("Microsoft.XMLHTTP");
	}
	
	else {
	alert('Your browser settings don\'t seem to support AJAX,\n or you need to upgrade your browser :(');
	return false;
	}


// Javascript function to call as the xmlhttp request is processed and sent back
http_request.onreadystatechange = function() { alertContents(http_request); };

// Were're ready to make the xmlhttp request now...

// POST
http_request.open('POST', compat_url() + 'form.mailer.php', true);
http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
http_request.setRequestHeader("Content-length", post_data.length);
http_request.setRequestHeader("Connection", "close");
http_request.send(post_data);
// alert(post_data);   // Debugging



}

//////////////////////////////////////////////////////////////////////////////////////

function alertContents(http_request) {
	
	/* 
	Display "Loading...", and see if the request has been responded to, and that it wasn't a 404/500 etc...
	*/
	
	if ( http_request.readyState == 4 && http_request.status == 200 ) {
	
	var thanks = /DETECT_THANKS/;
	
		document.getElementById("form_status").innerHTML = http_request.responseText;
		
		if ( http_request.responseText.search(thanks) != -1 ) {
				document.getElementById("form_status").innerHTML = '';
		document.getElementById("form_div_data").innerHTML = 'Vielen Dank, wir haben Ihre Mail erhalten und werden Ihre Anfrage schnellstm&ouml;glich bearbeiten.';
				}
		else if ( http_request.responseText.search(thanks) == -1 )  {
		}
		
	
	// alert(http_request.responseText);  // Debugging
	
	}
	else if ( http_request.readyState == 4  ) {
	
	
		
		// 3xx CODES - FAILURE
		if ( http_request.status == 301 ) {
		var http_error_status = 'Moved permanently';
		}	
		else if ( http_request.status == 302 ) {
		var http_error_status = 'Moved temporarily';
		}	
		else if ( http_request.status == 307 ) {
		var http_error_status = 'Moved temporarily';
		}	
		
		// 4xx CODES - FAILURE
		if ( http_request.status == 400 ) {
		var http_error_status = 'Did not understand request, try again';
		}	
		else if ( http_request.status == 401 ) {
		var http_error_status = 'Authorization required	, needs password';
		}	
		else if ( http_request.status == 402 ) {
		var http_error_status = 'Payment required, need	s payment data';
		}	
		else if ( http_request.status == 403 ) {
		var http_error_status = 'Request refused';	
		}	
		else if ( http_request.status == 404 ) {
		var http_error_status = 'File not found';	
		}
		else if ( http_request.status == 406 ) {
		var http_error_status = 'Content type not acceptable to request';
		}
		else if ( http_request.status == 407 ) {
		var http_error_status = 'Browser must authenticate itself';
		}
		else if ( http_request.status == 408 ) {
		var http_error_status = 'Timed out, send request again';
		}
		else if ( http_request.status == 409 ) {
		var http_error_status = 'Update conflict';
		}
		else if ( http_request.status == 410 ) {
		var http_error_status = 'File not found, resource permanently gone';
		}
		else if ( http_request.status == 411 ) {
		var http_error_status = 'Content length missing in request';
		}
		else if ( http_request.status == 412 ) {
		var http_error_status = 'Conditions on request failed';
		}
		else if ( http_request.status == 413 ) {
		var http_error_status = 'Request too long to process';
		}
		else if ( http_request.status == 414 ) {
		var http_error_status = 'Resource address too long to process';
		}
		else if ( http_request.status == 415 ) {
		var http_error_status = 'Unsupported media type, bad format';
		}
		
		// 5xx CODES - SERVER ERRORS
		else if ( http_request.status == 500 ) {
		var http_error_status = 'Internal server error';
		}
		else if ( http_request.status == 501 ) {
		var http_error_status = 'Server cannot fill request';
		}
		else if ( http_request.status == 502 ) {
		var http_error_status = 'Server cannot process gateway request';
		}
		else if ( http_request.status == 503 ) {
		var http_error_status = 'Server overloaded or service over limits';
		}
		else if ( http_request.status == 504 ) {
		var http_error_status = 'Gateway or proxy server timed out';
		}
		else if ( http_request.status == 505 ) {
		var http_error_status = 'HTTP version not supported in server';
		}
		
		else if ( !http_error_status ) {
		var http_error_status = '';
		}
	
	
	document.getElementById("form_status").innerHTML = "<b style='color: red;'>Error Code: " + http_request.status + " ... " + http_error_status + "</b>";
	
	
	
	}
	else {
	document.getElementById("form_status").innerHTML = "<b style='color: red;'>Loading...</b>";
	}


}


///////////////////////////////////////////////////////////////////////////////////////