var oLastBtn=0;
	
function RaiseButton(){
	window.event.cancelBubble=true;
		oBtn = window.event.srcElement;
		var bChosen = false;
		if(oLastBtn && oLastBtn != oBtn){
			HideButton();
		}
		if(oBtn.buttonType){
			oBtn.className = oBtn.buttonType + "Up";
			oLastBtn=oBtn;
			}
		else {
		oLastBtn = 0;
		}
	}
	

function DepressButton(){
		window.event.cancelBubble=true;
		oBtn = window.event.srcElement;
		if(oBtn.buttonType){
			oBtn.className = oBtn.buttonType + "Down";
		}
	}
	

function HideButton(){
		if ((oLastBtn.buttonType == "LeftNavChosen") || (oLastBtn.buttonType == "LeftNavSubChosen") || (oLastBtn.buttonType == "appNavChosen") || (oLastBtn.buttonType == "appNavSubChosen")) {
			oLastBtn.className = oLastBtn.buttonType;
		}
		else {
		oLastBtn.className = oLastBtn.buttonType + "Off";
		}
	}
	

function CheckContents(sf)
	{
	 if(sf="")
		{alert("U heeft geen waarde ingegeven !");}
		
	}


function swapcolor(obj,backcolor,tekstcolor)
{
	obj.style.backgroundColor = backcolor;
    obj.style.fontcolor = tekstcolor;		
}

function keyHandler(sAction)
{
	if (window.event.keyCode == 13)
    {
		if (sAction == 'submit') 
	    	document.inloggen.submit();

		if (sAction == 'setfocus') 
			document.getElementById("toegang").focus();
    }	
}