var mIntervall;

window.onload = function()
{		
     if (vbrowser.isIE)
	 {
		document.getElementById('timetable-base').style.marginTop = "-30px";
	 }

     if (vbrowser.isOP)
	 {
		document.getElementById('timetable-base').style.marginTop = "-30px";
	 }
}

function schlitten_start_slide(sens) 
{
     // Find the target button element.
     var speed;
      if (vbrowser.isIE)
        speed=10;
      else
        speed=40;

	window.clearInterval(mIntervall);

	mSize = parseInt(document.getElementById('timetable_table').offsetWidth)-583;
	mDiv = document.getElementById("slidediv");

	if (sens == "zurueck")
	{
		if (parseInt(mDiv.style.left) <= 36)
		{
			mNewPosition = parseInt(mDiv.style.left) + 121;
			mIntervall = window.setInterval(function(){schlitten_slide('zurueck', mNewPosition);}, speed);
		}
	}
	else 
	{
		if (parseInt(mDiv.style.left) > -mSize) 
		{
			mNewPosition = parseInt(mDiv.style.left) - 121;
			mIntervall = window.setInterval(function(){schlitten_slide('vor', mNewPosition);}, speed);
		}
	}
}


function schlitten_slide(sens, position) 
{
	var increment;
	if (vbrowser.isIE)
		increment=4;
	else
		increment=10;
	mDiv = document.getElementById("slidediv");
	if (sens == "zurueck") 
	{
		if (parseInt(mDiv.style.left) >= position) 
		{
			window.clearInterval(mIntervall);
			mIntervall=null;
		} 
		else 
		{
			mDiv.style.left = parseInt(mDiv.style.left)+ parseInt(increment) + "px";
		}
	}
	else 
	{
		if (parseInt(mDiv.style.left)<= position) 
		{
			window.clearInterval(mIntervall);
			mIntervall=null;
		} 
		else 
		{
			mDiv.style.left = parseInt(mDiv.style.left) - parseInt(increment)+ "px";
		}
	}
}