$(".slider a.backw, .slider a.forw").live("click",function(event) {
	var actDo;
	var defBlock = parseInt($(".container ul li",$(this).parents("ul.slider")).width()) * 7;
	var maxPos = eval("-" + parseInt($(".container ul li",$(this).parents("ul.slider")).length * $(".container ul li",$(this).parents("ul.slider")).width()));

	var currentPos = parseInt($(".container ul",$(this).parents("ul.slider")).stop(true,true).css('margin-left'));
	
	if ($(this).attr("class") == "backw") actDo = "+";
	else actDo = "-";
	
	var newPos = eval(currentPos + actDo + defBlock);				
	if (newPos < 0) {
		if (newPos >= maxPos) {
			if ((maxPos - newPos) > eval("-" + defBlock) && (maxPos - newPos) < 0) {
				newPos = (maxPos - newPos);
			}
			else {
				newPos = currentPos;
			}
		}
		else newPos = currentPos;
	}
	else {
		newPos = 0;
	}
	
	$(".container ul",$(this).parents("ul.slider")).stop(true,true).animate({
		"margin-left":newPos
	},350);
	
	event.preventDefault();			
});