function lOnLoad()
	{		
		if(document.getElementById('forden'))
			{
			document.getElementById('forden').onchange = function ()
				{
				document.getElementById('f1').submit();	
				}	
			}

		if(document.getElementById('fzona'))
			{
			document.getElementById('fzona').onchange = function ()
				{
				document.getElementById('f1').submit();	
				}	
			}
	}