var FirstRun = 1;
var ContentHeight = 0;

function Main_Verkleinern_Execute()
{
	//ContentHeight = ContentHeight - 3;
	
	ContentHeight = ContentHeight - ContentHeight/10;
	if(ContentHeight < 1)
	{ContentHeight = 0;}
	document.getElementById('MainSuchBereich').style.maxHeight = ContentHeight + "px";

	if(ContentHeight > 0)
	{
		setTimeout("Main_Verkleinern_Execute();", 10);
	}
}

function Main_Verkleinern()
{
	if(document.getElementById('MainSuchFeld').value == "")
	{document.getElementById('MainSuchFeld').value = "Suche";}
		
	document.getElementById('MainSuchFeld').style.color = "#A0A0A0";
	document.getElementById('MainSuchPlatz').style.borderColor="#E0E0E0";

	ContentHeight = document.getElementById('MainSuchBereich').scrollHeight;

	setTimeout("Main_Verkleinern_Execute();", 250);
}

function Main_Click()
{
	document.getElementById('MainSuchFeld').style.color = "#000000";
	if(document.getElementById('MainSuchFeld').value == "Suche")
	{document.getElementById('MainSuchFeld').value = "";}
	
	if(document.getElementById('MainSuchErgebnis').innerHTML == '')
	{document.getElementById('MainSuchBereich').style.maxHeight = "0px";}
	else
	{document.getElementById('MainSuchBereich').style.maxHeight = "400px";}
	document.getElementById('MainSuchPlatz').style.borderColor="#D5AF07";
}

var LastMainSucheCounterSent = 0;
var LastMainSucheCounterReceived = 0;
function Main_Suche()
{	
	LastMainSucheCounterSent++;
	
	var myAjax = new Ajax.Request(
		"/uni/main_getsuche.php",
		{
			method: 'post', 
			parameters: 'action=GetMainSuchErgebnis&suchstring='+document.getElementById('MainSuchFeld').value+'&uniid='+document.getElementById('select_uni').value+'&timestamp='+LastMainSucheCounterSent,
			onComplete: function(originalRequest) 
			{
				var ResponseArray = originalRequest.responseText.split('##');
				
				if(parseInt(ResponseArray[1],10) >= LastMainSucheCounterReceived)
				{
					LastMainSucheCounterReceived = parseInt(ResponseArray[1],10);
					document.getElementById('MainSuchErgebnis').innerHTML = ResponseArray[0];
					if(document.getElementById('MainSuchErgebnis').innerHTML == '')
					{document.getElementById('MainSuchBereich').style.maxHeight = "0px";}
					else
					{document.getElementById('MainSuchBereich').style.maxHeight = "400px";}
				}
			}
		}
	);
}