function checkAll()
{
	for (i=0;i<document.deleteForm.length;i++)
	{
		if (document.deleteForm.elements[i].type=='checkbox'){
			if (document.deleteForm.elements[i].checked==true){
				document.deleteForm.elements[i].checked=false;

			}else{
				document.deleteForm.elements[i].checked=true;
			}
		}
	}
}


function toggleLayer(id){
	/*if (document.getElementById){
		// this is the way the standards work
		var style2 = document.getElementById(whichLayer).style;
		style2.display = style2.display? "":"block";
	}else if (document.all){
		// this is the way old msie versions work
		var style2 = document.all[whichLayer].style;
		style2.display = style2.display? "":"block";
	}else if (document.layers){
		// this is the way nn4 works
		var style2 = document.layers[whichLayer].style;
		style2.display = style2.display? "":"block";
	}*/
	

	el = document.getElementById(id);
	if (el.style.display == 'none'){
		el.style.display = '';
		el = document.getElementById('more' + id);
		el.innerHTML = 'less...';
	} else {
		el.style.display = 'none';
		el = document.getElementById('more' + id);
		el.innerHTML = 'more...';
	}

}

function clearDefault(el) {
  if (el.defaultValue==el.value) el.value = ""
}