//-------------------------------------------------------------------
// Event Listener
//-------------------------------------------------------------------
Event.observe(window, 'load', function(){	
	
	//-- ÇÁ·Î¸ð¼Ç 	
	$('probutton01', 'probutton02', 'probutton03', 'probutton04').each(	function(element){
		Event.observe(element, 'mouseover', Main.changePromotion, false);
	})
	
	//-- Æ˾÷ó¸®
	var links = document.getElementsByTagName("a");	
	for(var i=0; i<links.length; i++)
	{
		if(links[i].className == "popup")
		{		
			links[i].onclick = function()
			{
				Main.popUp(this.getAttribute("href"), this.getAttribute("width"), this.getAttribute("height"));
				return false;
			} 
		}
	}
});


var Main = {
		
	//-- °Ë»ö form üũ
	checkForm: function(event)
	{		
		var keyword = $("keyword");
		if(keyword.value == ""){			
			alert("°Ë»ö¾î¸¦ ÀÔ·ÂÇØ ÁÖ¼¼¿ä.");				
			keyword.focus();			
			return false;	
		}
	},

	//-- ÇÁ·Î¸ð¼Ç 
	changePromotion: function(event){
		var event_obj	= Event.element(event);
		if(event_obj.id == "probutton01" || event_obj.id == "probutton03"){
			$('promotion1').style.display="inline";
			$('promotion2').style.display="none";
		}else{
			$('promotion1').style.display="none";
			$('promotion2').style.display="inline";
		}
	}, 

	//-- Æ˾÷ À©µµ¿ì
	popUp: function(url, width, height){
		var window_left = (screen.width-width)/2;
		var window_top	= (screen.height-height)/2;
		var wnd			=  window.open(url,"popUp",'width='+width+',height='+height+',scrollbars=no,top=' + window_top + ',left=' + window_left + '');
	}
}