function checkForm(frm){
	if(!validEmail(frm)){
		return false;
	}
	switch(frm.selPreference.value){
		case "telephone" :
			if(!validTelephone(frm)){
				alert("Please supply a valid telephone number if you would like to be contacted by this method");
				return false;
			}
			break;
		case "email" :
			return true;
			break;
		default:
			return false;
			break;
	}
	return true;
}

function validTelephone(frm){
	var regpat = /^(\+)?[\d\s\(\)]+$/;
	var b = regpat.test(frm.txtTelephone.value);
	return b;
}

function openWindow(strHref){
	var winOpener = window.open(strHref, '', 'toolbars=no,width=450,height=500,scrollbars=yes');
	if(!winOpener.opener){
		winOpener.opener = self;
	}
	return false;
}

function doSubmit(offset){
	frmArtisteSearch.filter.value = 'on';
	frmArtisteSearch.offset.value = offset;
	frmArtisteSearch.submit();
}

function confirmDelete(){
	var agree=confirm("Are you sure you want to delete this contact?");
	if (agree)
		return true ;
	else
		return false ;
}

top.name = 'parentWindow';

/***********************************************
* Switch Content script- © Dynamic Drive (www.dynamicdrive.com)
* This notice must stay intact for legal use. Last updated Mar 23rd, 2004.
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

var enablepersist="off" //Enable saving state of content structure using session cookies? (on/off)
var collapseprevious="yes" //Collapse previously open content when opening present? (yes/no)

if (document.getElementById){
document.write('<style type="text/css">')
document.write('.switchcontent{display:none;}')
document.write('</style>')
}

function getElementbyClass(classname){
ccollect=new Array()
var inc=0
var alltags=document.all? document.all : document.getElementsByTagName("*")
for (i=0; i<alltags.length; i++){
if (alltags[i].className==classname)
ccollect[inc++]=alltags[i]
}
}

function contractcontent(omit){
	var inc=0
	while (ccollect[inc]){
		if (ccollect[inc].id!=omit){
			ccollect[inc].style.display="none";
			document.images[("b"+ccollect[inc].id)].alt="expand";
			document.images[("b"+ccollect[inc].id)].src="images/show.gif";
		}
		inc++;
	}
}

function expandcontent(cid){
	if (typeof ccollect!="undefined"){
		if (collapseprevious=="yes"){
			contractcontent(cid);
		}
		document.getElementById(cid).style.display=(document.getElementById(cid).style.display!="block")? "block" : "none";
		document.images[("b"+cid)].alt=(document.getElementById(cid).style.display!="block")? "expand" : "hide";
		document.images[("b"+cid)].src=(document.getElementById(cid).style.display!="block")? "images/show.gif" : "images/hide.gif";
	}
}

function revivecontent(){
contractcontent("omitnothing")
selectedItem=getselectedItem()
selectedComponents=selectedItem.split("|")
for (i=0; i<selectedComponents.length-1; i++)
document.getElementById(selectedComponents[i]).style.display="block"
}

function get_cookie(Name) { 
var search = Name + "="
var returnvalue = "";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search)
if (offset != -1) { 
offset += search.length
end = document.cookie.indexOf(";", offset);
if (end == -1) end = document.cookie.length;
returnvalue=unescape(document.cookie.substring(offset, end))
}
}
return returnvalue;
}

function getselectedItem(){
if (get_cookie(window.location.pathname) != ""){
selectedItem=get_cookie(window.location.pathname)
return selectedItem
}
else
return ""
}

function saveswitchstate(){
var inc=0, selectedItem=""
while (ccollect[inc]){
if (ccollect[inc].style.display=="block")
selectedItem+=ccollect[inc].id+"|"
inc++
}

document.cookie=window.location.pathname+"="+selectedItem
}

function do_onload(){
uniqueidn=window.location.pathname+"firsttimeload"
getElementbyClass("switchcontent")
if (enablepersist=="on" && typeof ccollect!="undefined"){
document.cookie=(get_cookie(uniqueidn)=="")? uniqueidn+"=1" : uniqueidn+"=0" 
firsttimeload=(get_cookie(uniqueidn)==1)? 1 : 0 //check if this is 1st page load
if (!firsttimeload)
revivecontent()
}
}


if (window.addEventListener)
window.addEventListener("load", do_onload, false)
else if (window.attachEvent)
window.attachEvent("onload", do_onload)
else if (document.getElementById)
window.onload=do_onload

if (enablepersist=="on" && document.getElementById)
window.onunload=saveswitchstate

function validEmail(frm){
	var regpat = /^[a-zA-Z]+(([\'\,\.\- ][a-zA-Z ])?[a-zA-Z]*)*\s+<(\w[-._\w]*\w@\w[-._\w]*\w\.\w{2,3})>$|^(\w[-._\w]*\w@\w[-._\w]*\w\.\w{2,3})$/;
	var b = regpat.test(frm.txtEmail.value);
	if(!b){
		alert("please enter a valid email address");
	}
	return b;
}