var UTIL = UTIL ? UTIL : new Object();

UTIL.indexOf = function indexOf(a, obj)
{

    for(var i=0; i< a.length; i++){
    	
        if(a[i]==obj){
            return i;
        }
    }
    return -1;
}

UTIL.removeItem = function(originalArray, itemToRemove) {	
		var j = 0;	while (j < originalArray.length) 
		{	
			if (originalArray[j] == itemToRemove) 
			{			
				originalArray.splice(j, 1);	} 
				else { j++; }
			}
	return originalArray;
}

UTIL.createCookie = function(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

UTIL.readCookie = function(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

UTIL.eraseCookie = function(name) {
	createCookie(name,"",-1);
}