//	Dodaje funkcionalnost remove u array objekt
Array.prototype.remove = function (img_name){
	var tmp = new Array();
	for( i = 0; i< this.length; i++ ){
		if(this[i] != img_name){
			tmp.push(this[i]);
		}
	}
	this.length = 0;
	for( i = 0; i< tmp.length; i++ ){
		this.push(tmp[i])
	}
	tmp.length=0;								
}