function closePopUp()
{
	Effect.Fade('popup');
}
function popUp(target_file, alt_id)
{
	var alt_id = alt_id;
	var target_file = target_file;
	
	var popup = document.getElementById('popup');

	popup.style.left = (screen.width/2)-400+'px';
	popup.style.top = (screen.height/2)-300+'px';
	
	Effect.Appear('popup');
	
	if(alt_id)	
		var params = 'id='+alt_id
	else
		var params = '';
	
	new Ajax.Updater('popup', 'includes/'+target_file+'.php?'+params, {
	});
}
function checkScreen()
{
	var w = screen.width;
	
	switch(true)
	{
		case(w<1280 && w>=1024):
		document.getElementById('item_icecoffee.php').style.display='none';
		document.getElementById('item_lunch.php').style.width='180px';
		document.getElementById('item_company.php').style.width='180px';
		document.getElementById('item_others.php').style.width='180px';
		document.getElementById('l4').style.display='none';
		document.getElementById('r4').style.display='none';
		document.getElementById('l1').style.left='400px';
		document.getElementById('r1').style.left='550px';
		document.getElementById('l2').style.left='600px';
		document.getElementById('r2').style.left='750px';
		document.getElementById('l3').style.left='800px';
		document.getElementById('r3').style.left='950px';
		break;
		case(w<1024):
		document.getElementById('item_icecoffee.php').style.display='none';
		document.getElementById('item_lunch.php').style.display='none';
		document.getElementById('item_company.php').style.width='160px';
		document.getElementById('item_others.php').style.width='160px';
		document.getElementById('l4').style.display='none';
		document.getElementById('r4').style.display='none';
		document.getElementById('l3').style.display='none';
		document.getElementById('r3').style.display='none';
		document.getElementById('l1').style.left='400px';
		document.getElementById('r1').style.left='530px';
		document.getElementById('l2').style.left='580px';
		document.getElementById('r2').style.left='710px';
		break;
	}
}