var MTVNI = {};

MTVNI.Global = (function(){

	var _hatTotal = 0;

/* Public Properties and Methods */
   return {
		/* ****** random hats  ****** */
	   hatTrick : function(hatNumber, subset) {
			// var total = 66; // now set in MtvniOnScenic.xml, then in local xml configs per region. DA
			//var total = 0;

			if (localHatTotal && localHatTotal>0){_hatTotal = localHatTotal};
			if (_hatTotal != 0){
				var bodyTag = document.getElementsByTagName('body')[0];
				var classList = bodyTag.className;
				if (classList.indexOf("hat") > -1) {
					var tempClasses = new Array();
					var classes = classList.split(" ");
					var j = 0;
					for(i = 0; i < classes.length; i++) {
						if(classes[i].substr(0,3) != "hat") tempClasses[j++] = classes[i];
					}
					classList = tempClasses.join(" ");
				}
				if (!hatNumber) hatNumber = Math.floor(_hatTotal*Math.random());
				var newHat = " hat" + hatNumber;

			// allow for static overrides from ISIS in HatOverride
			// if no manual override in ISIS - go with random hats
			if(typeof(staticOverrideFlag) == "undefined"){	
					bodyTag.className = classList + newHat + "";
				}
			else {
				if(staticOverrideFlag == "on"){
					var overrideClass = staticOverrideClass;
					bodyTag.className = classList + " " + overrideClass + "";
					}
				}
			}
		} /* ****** end of random hats  ****** */

	}
})();