function showHide(objId) {
	e1=document.getElementById(objId);
	if (e1.style.display=='none') {
		e1.style.display='';
	}
	else {
		e1.style.display='none';
	}
}
function cBgI(objId, image) {
	e1=document.getElementById(objId);
	e1.style.backgroundImage = 'url('+image+')';
}
function cClass2(i) {
	ee1=document.getElementById('mainL1');
	ee2=document.getElementById('mainL2');
	ee3=document.getElementById('mainL3');
	
	ee1.style.display='none';
	ee2.style.display='none';
	ee3.style.display='none';
	
	if (i == 1)
	{
		ee1.style.display = '';
	}
	else if (i == 2)
	{
		ee2.style.display = '';
	}
	else if (i == 3)
	{
		ee3.style.display = '';
	}
}

	function manageDivVisibility (divId) {
		var elem = document.getElementById(divId);

		/*var divs = document.getElementsByTagName('div');
			for (var i = 0; i < divs.length; i++){                      
		      var divname = divs[i].id;
			  var otherDiv = divs[i];
		      if(divname.indexOf(divId) < 0 && otherDiv.style.display!="none") { 
        		//slideup(divname);
        		divs[i].style.display='none';
		      }//if
			}//for*/

		if (elem.style.display=="none") {
			//slidedown(divId);
			elem.style.display='';
		} else {
			elem.style.display="none";
			//slideup(divId);
		}
	}

function checkall(theform,msg) {
	for(i=0; i<theform.elements.length; i++) {
		if(theform.elements[i].value.length == 0){
			alert(msg);
			return false;
		}
	}
	return true;
}