addLoadEvent(blurLinks);
addLoadEvent(EmailUnobsfuscate);
addLoadEvent(assignDropMenuLink);
addLoadEvent(initSearch);


function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	}
	else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}


/* remove all focus lines from links when clicked */
function blurLinks() {
	var links = document.getElementsByTagName('a');
	for (i=0;i<links.length;i++) {
		links[i].onfocus = function() {
			this.blur();
		}
	}
}


/*
function linkToTop() {
	var links = $$('a.topLink');
	for(i=0;i<links.length;i++) {
		links[i].onclick = function() {
			Effect.ScrollTo('top', {duration:.75});
			return false;
		}
	}
}
*/





function swap(id, img) {
	$(id).src=img;	
}






function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    return false
		 }

 		 return true					
	}
	
	
	
	
/* folio assignment (select list) */


function assignDropMenuLink() {
	if ($('selectLabel')) {
		
		// get the current value of the label
		var currentValue = $('selectLabel').innerHTML;
		
		$('selectLabel').onclick = function() {
			window.location = currentValue.toLowerCase();
		}
		
	}
}



function selectCategory(label) {
	
	$('selectLabel').innerHTML = label;
	toggleCategory();
	
}



function toggleCategory() {
	
	var selList = $('selectList');
	var btn = $('btnToggle');

	if (selList.style.display=='none') {
		btn.className='open';
	} else {
		btn.className='closed';
	}
	
	Effect.toggle(selList, 'slide', { duration: 0.15 });
	
}


function EmailUnobsfuscate() {
	
	// find all links in HTML
	var link = document.getElementsByTagName && document.getElementsByTagName("a");
	var email, e;
	
	// examine all links
	for (e = 0; link && e < link.length; e++) {
	
		// does the link have use a class named "email"
		if ((" "+link[e].className+" ").indexOf(" email ") >= 0) {
		
			// get the obfuscated email address
			email = link[e].firstChild.nodeValue.toLowerCase() || "";
			
			// transform into real email address
			email = email.replace(/dot/ig, ".");
			email = email.replace(/\(at\)/ig, "@");
			email = email.replace(/\s/g, "");
			
			// is email valid?
			if (/^[^@]+@[a-z0-9]+([_\.\-]{0,1}[a-z0-9]+)*([\.]{1}[a-z0-9]+)+$/.test(email)) {
			
				// change into a real mailto link
				link[e].href = "mailto:" + email;
				link[e].firstChild.nodeValue = email;
		
			}
		}
	}
}




function preloadImages(path, imgArray) {
	if (imgArray.length > 0) {
		
		 if(document.images) {
			
			var preload_image = new Array ();
			for(var i=0; i<imgArray.length; i++) {
				preload_image[i]= new Image();
				preload_image[i].src = path + imgArray[i];
			}
			
		 }
		
	}
}


function initSearch() {
	if ( $('frmGlobalSearch') ) {
		
		var frmVal = $('keyword');
		
		frmVal.onfocus = function() {
			if (this.value == 'Enter Keyword(s)') {
				this.value = '';	
			}
		}
		
		frmVal.onblur = function() {
			if (this.value == '') {
				this.value = 'Enter Keyword(s)';	
			}
		}
		
		
		
		
	}
}