(function($) {
	$.extend({
		textScrollInit : function (o, countdown){
			$(o.fncClsid).mouseover(function(){
				if( o.bRunning )
					clearInterval($.textScroll.optcont[countdown].timeidx);
				o.bRunning = false;
				$(o.fncClsid).removeClass('on');
				$(o.vwClsid).hide();
				$(this).addClass('on');
				$('#'+$(this).attr('destlayer')).show();
			}).mouseout(function(){
				var timeidx = $.setScrollInterval(countdown,o.iRunSpeed);
				$.textScroll.optcont[countdown].timeidx = timeidx;
				o.bRunning = true;
			});
			$(o.vwClsid).bind("mouseenter",function(){
				if( o.bRunning )
					clearInterval($.textScroll.optcont[countdown].timeidx);
				o.bRunning = false;
				$(o.fncClsid).removeClass('on');
				$(o.vwClsid).hide();
				var cuid = $(this).attr('id');
				$(o.fncClsid+"[destlayer='"+cuid+"']").addClass('on');
				$('#'+$(this).attr('id')).show();
			}).bind("mouseleave",function(){
				var timeidx = $.setScrollInterval(countdown,o.iRunSpeed);
				$.textScroll.optcont[countdown].timeidx = timeidx;
				o.bRunning = true;
			});
		},
		textScroll : function (opti){
			var o = $.textScroll.optcont[opti];
			if( o.bRunning ){
				$(o.fncClsid).each(function(idx){
					if( idx==o.curidx ){
						$(this).addClass('on');
						$('#'+$(this).attr('destlayer')).show();
					}else{
						$(this).removeClass('on');
						$('#'+$(this).attr('destlayer')).hide();
					}
				});
				o.curidx++;
				if( o.curidx + 1 > $(o.fncClsid).length ){
					o.curidx = 0;
				}
			}
		},
		textScrollStart : function (options){
			var defaults = {
				bRunning: false,
				curidx: 0,
				iRunSpeed: 2000,
				fncClsid: '.txtScrollList',
				vwClsid:'.viewlayerArea'
			}
			var opts = $.extend({}, defaults, options);
			$.textScroll.optcont[$.textScroll.optcount] = opts;
			$.textScrollInit(opts,$.textScroll.optcount);
			//window.setTimeout("$.textScroll("+$.textScroll.optcount+");",opts.iRunSpeed);
			var timeidx = $.setScrollInterval($.textScroll.optcount,opts.iRunSpeed);
			$.textScroll.optcont[$.textScroll.optcount].timeidx = timeidx;
			opts.bRunning = true;
			$.textScroll.optcount++;
		},
		setScrollInterval : function(optidx,speed){
			return window.setInterval("$.textScroll("+optidx+");",speed);
		}
	});

	$.textScroll.optcount = 0;
	$.textScroll.optcont = new Array();

})(jQuery);