function slide_animation()
{			
	if(slide == false)
	{
		slide = true;
		
		if( 'ict' == slidetype )
		{ 
			document.getElementById('logo_src').innerHTML = '<img src="'+public_dir+'img/site/logoweb.'+logotype+'" />';
			new Ajax.Updater('updatetcontent', base_dir+'index/switchslide/module/web');
			
			new Effect.Move('logo', {
									x: 300,
									y: 0, mode: 'relative',
									transition: Effect.Transitions.sinoidal ,
									duration: durationvalue,
									afterFinish:function()
									{
										slide = false;
									}
								}
						); 
			
			new Effect.Move('adresgegevens', {
									x: adreswidth,
									y: 0, mode: 'relative',
									transition: Effect.Transitions.sinoidal ,
									duration: durationvalue
								}
						); 
			
						
			new Effect.Opacity('slideweb', { from: 1.0, to: 0.0, duration: durationvalue, afterFinish:function() 
			{ 
				$('slideweb').style.zIndex  = 800; 
				$('slideict').style.zIndex  = 900; 
				new Effect.Opacity('slideweb',  { from: 0.0, to: 1, duration: 0} );
			} 
		});

						new Effect.Move('innerelement', {
									x: -200,
									y: 0, mode: 'relative',
									transition: Effect.Transitions.sinoidal ,
									duration: durationvalue,
									afterFinish:function()
									{
										slide = false;
									}
								}
						); 
			
			slidetype = 'web';
		}
		else
		{ 
			document.getElementById('logo_src').innerHTML = '<img src="'+public_dir+'img/site/logoict.'+logotype+'" />';
			new Ajax.Updater('updatetcontent',base_dir+'index/switchslide/module/ict');
			
			new Effect.Move('logo', {
									x: -300,
									y: 0, mode: 'relative',
									transition: Effect.Transitions.sinoidal ,
									duration: durationvalue,
									afterFinish:function()
									{
										slide = false;
									}
								}
						); 

			new Effect.Move('adresgegevens', {
						x: 0 - adreswidth,
						y: 0, mode: 'relative',
						transition: Effect.Transitions.sinoidal ,
						duration: durationvalue
					}
			); 
			
			new Effect.Opacity('slideict', { from: 1.0, to: 0.0, duration: durationvalue, afterFinish:function() 
			{ 
				$('slideweb').style.zIndex  = 900; 
				$('slideict').style.zIndex  = 800;
				new Effect.Opacity('slideict',  { from: 0.0, to: 1, duration: 0} );
			}
		});
			
						new Effect.Move('innerelement', {
									x: 200,
									y: 0, mode: 'relative',
									transition: Effect.Transitions.sinoidal ,
									duration: durationvalue,
									afterFinish:function()
									{
										slide = false;
									}
								}
						); 
			
			slidetype = 'ict';
	return false;				
		};  
	}  
	

	 
	 return true;
}