function confirmDelete(delUrl){
	if (confirm("Are you sure you want to delete this item?")){
		document.location = delUrl;
	}
}

function validateAdminUser(){
	if(document.frmAddAdminUser.txtFirstName.value==""){
		alert("Please enter first name");
		document.frmAddAdminUser.txtFirstName.focus();
		document.frmAddAdminUser.txtFirstName.style.background='red';
		return false;
	}
	else if(document.frmAddAdminUser.txtLastName.value==""){
		alert("Please enter last name");
		document.frmAddAdminUser.txtLastName.focus();
		document.frmAddAdminUser.txtLastName.style.background='red';
		return false;
	}
	else if(document.frmAddAdminUser.txtEmail.value==""){
		alert("Please enter email");
		document.frmAddAdminUser.txtEmail.focus();
		document.frmAddAdminUser.txtEmail.style.background='red';
		return false;
	}
	else if(document.frmAddAdminUser.txtUsername.value==""){
		alert("Please enter username");
		document.frmAddAdminUser.txtUsername.focus();
		document.frmAddAdminUser.txtUsername.style.background='red';
		return false;
	}
	else if(document.frmAddAdminUser.txtPassword.value==""){
		alert("Please enter password");
		document.frmAddAdminUser.txtPassword.focus();
		document.frmAddAdminUser.txtPassword.style.background='red';
		return false;
	}
	return true;
}

function validateUser(){
	if(document.frmAddUser.txtEmail.value==""){
		alert("Please enter email");
		document.frmAddUser.txtEmail.focus();
		document.frmAddUser.txtEmail.style.background='red';
		return false;
	}
	else if(document.frmAddUser.txtUsername.value==""){
		alert("Please enter username");
		document.frmAddUser.txtUsername.focus();
		document.frmAddUser.txtUsername.style.background='red';
		return false;
	}
	else if(document.frmAddUser.txtPassword.value==""){
		alert("Please enter password");
		document.frmAddUser.txtPassword.focus();
		document.frmAddUser.txtPassword.style.background='red';
		return false;
	}
	return true;
}

function validatePage(){
	if(document.frmAddPage.txtPageTitle.value==""){
		alert("Please enter page title");
		document.frmAddPage.txtPageTitle.focus();
		document.frmAddPage.txtPageTitle.style.background='red';
		return false;
	}else if(document.frmAddPage.txtNavigationTitle.value==""){
		alert("Please enter navigation title");
		document.frmAddPage.txtNavigationTitle.focus();
		document.frmAddPage.txtNavigationTitle.style.background='red';
		return false;
	}
	return true;
}
function displayFlash(file,div,width,height){
	var flashvars = {};	
	var params = {};
	var attributes = {};
	swfobject.embedSWF(file, div, width, height, "8.0.0", "/j/expressInstall.swf", flashvars, params, attributes);
}
function show_hidden(numCats){	
	var category = document.getElementById('selCategory').value;	
	var cat_div = category + '_tags';
	document.getElementById(cat_div).style.display='block';	
	for(i=1;i<=numCats;i++){
		// close all the div IDs where category is not equal to i
		if(i != category){
			var other_div = i + '_tags';
			document.getElementById(other_div).style.display='none';	
		}
	}	
}

$(document).ready(function(){ 	
	
	$('img.ajax-loader').hide();
		$("#submit").click(function(){					   				   
			$(".error").hide();
			var hasError = false;
			var emailReg = /^([\w-\.]+@([\w-]+\.)+[\w-]{2,4})?$/;
			
			var email = $("#email").val();
			if(email == '') {
				$("#email").before('<span class="error">You forgot to enter your email.</span>');
				hasError = true;
			} else if(!emailReg.test(email)) {	
				$("#email").before('<span class="error">Enter a valid email address.</span>');
				hasError = true;
			}
			
			var name = $("#name").val();
			if(name == '') {
				$("#name").before('<span class="error">You forgot to enter your name.</span>');
				hasError = true;
			} 			
			var subject = $("#subject").val();		
						
			var message = $("#message").val();
			if(message == '') {
				$("#message").before('<span class="error">Do you have a message?</span>');
				hasError = true;
			} 		
			
			if(hasError == false) {
				$('img.ajax-loader').show();
				$(this).hide();				
				$.post("../inc/sendEmail.php",
					{ email: email, name: name, subject: subject, message: message },
						function(data){
							$("#mainform").slideUp("normal", function() {
								$("#mainform").after('<p><strong>Thanks!</strong><br />I\'ll get back to you soon.</p>');											
							});
						}
					 );
			}
			
			return false;
		});		
	
});
(function($) {
	$.fn.hoverIntent = function(f,g) {
		// default configuration options
		var cfg = {
			sensitivity: 7,
			interval: 100,
			timeout: 0
		};
		// override configuration options with user supplied object
		cfg = $.extend(cfg, g ? { over: f, out: g } : f );

		// instantiate variables
		// cX, cY = current X and Y position of mouse, updated by mousemove event
		// pX, pY = previous X and Y position of mouse, set by mouseover and polling interval
		var cX, cY, pX, pY;

		// A private function for getting mouse position
		var track = function(ev) {
			cX = ev.pageX;
			cY = ev.pageY;
		};

		// A private function for comparing current and previous mouse position
		var compare = function(ev,ob) {
			ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
			// compare mouse positions to see if they've crossed the threshold
			if ( ( Math.abs(pX-cX) + Math.abs(pY-cY) ) < cfg.sensitivity ) {
				$(ob).unbind("mousemove",track);
				// set hoverIntent state to true (so mouseOut can be called)
				ob.hoverIntent_s = 1;
				return cfg.over.apply(ob,[ev]);
			} else {
				// set previous coordinates for next time
				pX = cX; pY = cY;
				// use self-calling timeout, guarantees intervals are spaced out properly (avoids JavaScript timer bugs)
				ob.hoverIntent_t = setTimeout( function(){compare(ev, ob);} , cfg.interval );
			}
		};

		// A private function for delaying the mouseOut function
		var delay = function(ev,ob) {
			ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
			ob.hoverIntent_s = 0;
			return cfg.out.apply(ob,[ev]);
		};

		// A private function for handling mouse 'hovering'
		var handleHover = function(e) {
			// next three lines copied from jQuery.hover, ignore children onMouseOver/onMouseOut
			var p = (e.type == "mouseover" ? e.fromElement : e.toElement) || e.relatedTarget;
			while ( p && p != this ) { try { p = p.parentNode; } catch(e) { p = this; } }
			if ( p == this ) { return false; }

			// copy objects to be passed into t (required for event object to be passed in IE)
			var ev = jQuery.extend({},e);
			var ob = this;

			// cancel hoverIntent timer if it exists
			if (ob.hoverIntent_t) { ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t); }

			// else e.type == "onmouseover"
			if (e.type == "mouseover") {
				// set "previous" X and Y position based on initial entry point
				pX = ev.pageX; pY = ev.pageY;
				// update "current" X and Y position based on mousemove
				$(ob).bind("mousemove",track);
				// start polling interval (self-calling timeout) to compare mouse coordinates over time
				if (ob.hoverIntent_s != 1) { ob.hoverIntent_t = setTimeout( function(){compare(ev,ob);} , cfg.interval );}

			// else e.type == "onmouseout"
			} else {
				// unbind expensive mousemove event
				$(ob).unbind("mousemove",track);
				// if hoverIntent state is true, then call the mouseOut function after the specified delay
				if (ob.hoverIntent_s == 1) { ob.hoverIntent_t = setTimeout( function(){delay(ev,ob);} , cfg.timeout );}
			}
		};

		// bind the function to the two event listeners
		return this.mouseover(handleHover).mouseout(handleHover);
	};
	
})(jQuery);