var vip = {
    forms:{}
    ,Register:{}
    ,MediaCenter:{}
    ,Blog:{}
};

function evalJson(s){
	s = jQuery.trim(s + '');
	s = s.replace(/\n/gi,'');
	s = s.replace(/\r/gi,'');
	s = s.replace(/\t/gi,'');
	s = s.replace(/<!--.*?-->/gi,'');	
	if('' == s)
		return null;
	return eval("("+s+")");
}

jQuery.isEmpty = function(s){
	return jQuery.trim(s) == '';
}

function createEzUrl(url, prefix, postfix)
{
		var uex = urlExtensions;
    if(url == null || typeof url == "undefined")
        url = "";
    if(prefix == null || typeof prefix == "undefined")
        prefix = "";
    if(postfix == null || typeof postfix == "undefined")
        postfix = "";
		if('/' == uex && '/' == url.substr(0,1) && '' == prefix)
			uex = '';			
    return uex+prefix+url+postfix;
}


vip.bgAd = function(cfg){		
	var properties = [];
	
	function add(name, val){
		if((val||'') != '')
			properties[properties.length] = [name,val];
	}
	
	if((cfg.image||'') != '')
		cfg.image	=	'url('+cfg.image+')';
				
	add('background-color', cfg.color);
	add('background-image', cfg.image);
	add('background-position', cfg.position);
	add('background-repeat', cfg.repeat);				
	
	$(document).ready(function(){
		var c = properties.length;
		for(var i=0;i<c;i++){ p = properties[i];$(document.body).css(p[0],p[1]);}				
	});				
}