// Java Document

function switchSlide(slideBase, slideAnz, offset)
{

	current=0;
	
	// alert("Offset=" + offset);
	
	// alert (document.getElementById("slide101").style.display);
	
	// alle ausblenden ....
	// alert("slideAnz=" + slideAnz + "<  base=" + slideBase);
	for(var i = slideBase; i < slideBase + slideAnz ; i++)
	{

		// das aktuell sichtbare merken
		var sname="slide" +  i;
		//alert(">" + sname + "<");
		
		if (document.getElementById(sname).style.display != 'none')
		{
			current = i;
			neu = current + offset;
		}
				
		// ausblenden		
		document.getElementById(sname).style.display = 'none';
	}

	if (offset == -99) 
	{
		neu=slideBase;
	}

	// alert("Show=" + 'slide' + neu);
	document.getElementById('slide' + neu).style.display = 'block';

}