function switchImg(obj, act) {
	if (act=="on") {
	 	obj.src = "/images/"+obj.name+"_ro.gif";
	 	
	 }	
	 else if(act=="off") {
	 	obj.src = "/images/"+obj.name+".gif";
	 	
	 }
} 

function showHide(element) {

	ele = eval('document.getElementById("'+element+'")');
	if (ele.style.display == "none"){
		ele.style.display="block";
	}	
	else {	
		ele.style.display="none";
	}	

}