var skinImgPath = "skin/b2b/img/";

function split_pix(pix)
{
	var npix = pix.split('px');
	return npix[0];
}

// steuert das auflpappen/verschwinden der menues
// die werte fuer die hoehe aus dem stylesheet entnehmen
function slide(ort,modus)
{
	var topObj = document.getElementById("pageLeftTop");
	var topContentObj = document.getElementById("pageLeftTopContent");
	var arrowTopObj = document.getElementById("pfeilTop");
	var minimizeLinkTopObj = document.getElementById("minimizeTop");
	
	var middleObj = document.getElementById("pageLeftMiddle");
	
	var bottomObj = document.getElementById("pageLeftBottom");
	var bottomContentObj = document.getElementById("pageLeftBottomContent");
	var arrowBottomObj = document.getElementById("pfeilBottom");
	var minimizeLinkBottomObj = document.getElementById("minimizeBottom");
	
	var newHeight = "";
	
	if(ort == "top")
	{
		if(modus == "close")
		{
			topContentObj.style.visibility = "hidden";
			topContentObj.style.display = "none";

			topObj.style.height = "10px";
			
			newHeight = split_pix(middleObj.style.height);
			newHeight = parseInt(newHeight) + 195;

			middleObj.style.height = newHeight + "px";
			
			arrowTopObj.src = skinImgPath + "pfeil_down.jpg";
			minimizeLinkTopObj.href = "javascript:slide('top','open');";
			minimizeLinkTopObj.innerHTML = "Maximieren";
		}
		if(modus == "open")
		{
			newHeight = split_pix(middleObj.style.height);
			newHeight = parseInt(newHeight) - 195;
			
			middleObj.style.height = newHeight + "px";
			topObj.style.height = "180px";

			topContentObj.style.visibility = "visible";
			topContentObj.style.display = "block";
			
			arrowTopObj.src = skinImgPath + "pfeil_up.jpg";
			minimizeLinkTopObj.href = "javascript:slide('top','close');";
			minimizeLinkTopObj.innerHTML = "Minimieren";
		}
	}
	
	if(ort == "bottom")
	{
		if(modus == "close")
		{
			bottomContentObj.style.visibility = "hidden";
			bottomContentObj.style.display = "none";

			bottomObj.style.height = "15px";
			
			newHeight = split_pix(middleObj.style.height);
			newHeight = parseInt(newHeight) + 125;

			middleObj.style.height = newHeight + "px";
			
			arrowBottomObj.src = skinImgPath + "pfeil_up.jpg";
			minimizeLinkBottomObj.href = "javascript:slide('bottom','open');";
			minimizeLinkBottomObj.innerHTML = "Maximieren";
		}
		if(modus == "open")
		{
			newHeight = split_pix(middleObj.style.height);
			newHeight = parseInt(newHeight) - 125;
			
			middleObj.style.height = newHeight + "px";
			bottomObj.style.height = "150px";
			
			bottomContentObj.style.visibility = "visible";
			bottomContentObj.style.display = "block";
			
			arrowBottomObj.src = skinImgPath + "pfeil_down.jpg";
			minimizeLinkBottomObj.href = "javascript:slide('bottom','close');";
			minimizeLinkBottomObj.innerHTML = "Minimieren";
		}
			
	}
}