function handleEnter (field, event) {
	var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
	if (keyCode == 13) {
		var i;
		for (i = 0; i < field.form.elements.length; i++)
			if (field == field.form.elements[i])
				break;
		i = (i + 1) % field.form.elements.length;
		field.form.elements[i].focus();
		createLink();
		return false;
	} 
	else
	return true;
}   

function hideEL(el_id){
	var el=document.getElementById(el_id);
	el_id.style.display="none";
}

function showEL(el_id){
	var el=document.getElementById(el_id);
	el_id.style.display="block";
}



function ShowHideElementByID(id) {//admin@flashmx.us
	if (document.getElementById) { // DOM3 = IE5, NS6
		if(document.getElementById(id).style.display == "none"){
			document.getElementById(id).style.display = 'block';
		} else document.getElementById(id).style.display = '';
	}else{
		if(document.layers){
			if(document.id.display == "none"){ document.id.display = 'block'; }else document.id.display = 'none';
			}else{
				if(document.all.id.style.visibility == "none"){
					document.all.id.style.visibility = 'block';
				} else document.all.id.style.visibility = '';
			}
	}
};;

function HideElementByID(id) {//admin@flashmx.us
	if (document.getElementById) { // DOM3 = IE5, NS6
		if(document.getElementById(id).style.display == "none"){
			document.getElementById(id).style.display = 'block';
		} else document.getElementById(id).style.display = '';
	}else{
		if(document.layers){
			if(document.id.display == "none"){ document.id.display = 'block'; }else document.id.display = 'none';
			}else{
				if(document.all.id.style.visibility == "none"){
					document.all.id.style.visibility = 'block';
				} else document.all.id.style.visibility = '';
			}  
	}
};;

function remove(s, t) {
  /*
  **  Remove all occurrences of a token in a string
  **    s  string to be processed
  **    t  token to be removed
  **  returns new string
  */
  i = s.indexOf(t);
  r = "";
  if (i == -1) return s;
  r += s.substring(0,i) + remove(s.substring(i + t.length), t);
  return r;
  }

function isUrl(s) {
	var regexp = /(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/
	return regexp.test(s);
}