// <![CDATA[
	function handleEvt(block,icon) { 
		if (document.getElementById(block).style.display== "none") {
			handleOverEvt(block,icon)
		}
		else {
			handleOffEvt(block,icon)
		}
	}	   
	function handleOverEvt(block,icon) { 
		// document.getElementById("block").style.display= "inline";
		document.getElementById(block).style.display= "inline";
		document.getElementById(icon).setAttribute('src','/images/box_minus.gif');
	}
	function handleOffEvt(block,icon) { 
		// document.getElementById("block").style.display= "none";
		document.getElementById(block).style.display= "none";
		document.getElementById(icon).setAttribute('src','/images/box_plus.gif');
	}						
// ]]>