$(function(){
	$('#logo a').ifixpng();
});

function change_culori_state()
{
	var state = $('#culori').attr("disabled"); 
	
	if(state) {
		$('#culori').removeAttr("disabled"); 
	} else {
		$('#culori').attr("disabled",true); 
	}
}

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function valid_mail(x) {
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x)) return true;
	else return false;
}

function validate_items(items){
	
	var error = false;
	
	for (i=0; i<items.length; i++)
	{
		if ($('#' + items[i]).val() == '') {
			$('#' + items[i]).addClass('req');

			error = true;

		} else {
			if(items[i] == 'email') {
				if(!valid_mail($('#' + items[i]).val())) {
					error = true;
				} else {
					$('#' + items[i]).removeClass('req');
				}				
			} else {
				$('#' + items[i]).removeClass('req');
			}
		}	
	}	
		
	if(error) 			
		return false;	
	else	
		return true;	
}