<!--
function deleteNode( nodeName ) {
	targetElement = document.getElementById(nodeName);
	if( targetElement == null ) {
		return false;
	}
	else {
		removeChildren( targetElement );

		return true;
	}
}

function removeChildren( parentNode ) {
	if( !parentNode || !parentNode.childNodes ) {
		return false;
	}

	nodeList = parentNode.childNodes;		
	node = nodeList[0];
	while( node != null ) {
		parentNode.removeChild(node);
		node = nodeList[0];
	}
}

function cleanField(obj){
	obj.value = obj.value.replace(/[^\d]/g,"");
	if(obj.value.length == 0){obj.value=1}
}

// USE in href:   javascript:subDisp('url','name','width=480,height=450,resizable=yes,scrollbars=yes,status=yes')
function subDisp(url,name,options){
	var ContextWindow = window.open(url,name,options);
	ContextWindow.opener = this;
	ContextWindow.focus();
}
//-->