function swapImage( image_block, time )
{

	try
	{
		clearTimeout( window.ihm );
	
	}
	catch( e ){};

 	swapIt( image_block, time );
	window.ihm = setTimeout( function()
				 {
					swapImage( image_block, time );

				 }, time );	

}

function swapIt( image_block, time )
{
        new Ajax.Updater( image_block, urlConstant, { evalScripts: 1} )
}