function open_me(url, vStatus, vResizeable, vScrollbars, vToolbar, vLocation, vFullscreen, vTitlebar, vCentered, vHeight, vWidth, vTop, vLeft)	 {
	winDef = '';
	winDef = winDef.concat('status=').concat((vStatus) ? 'yes' : 'no').concat(',');
	winDef = winDef.concat('resizable=').concat((vResizeable) ? 'yes' : 'no').concat(',');
	winDef = winDef.concat('scrollbars=').concat((vScrollbars) ? 'yes' : 'no').concat(',');
	winDef = winDef.concat('toolbar=').concat((vToolbar) ? 'yes' : 'no').concat(',');
	winDef = winDef.concat('location=').concat((vLocation) ? 'yes' : 'no').concat(',');
	winDef = winDef.concat('fullscreen=').concat((vFullscreen) ? 'yes' : 'no').concat(',');
	winDef = winDef.concat('titlebar=').concat((vTitlebar) ? 'yes' : 'no').concat(',');
	winDef = winDef.concat('height=').concat(vHeight).concat(',');
	winDef = winDef.concat('width=').concat(vWidth).concat(',');

	if (vCentered)	{
		winDef = winDef.concat('top=').concat((screen.height - vHeight)/2).concat(',');
		winDef = winDef.concat('left=').concat((screen.width - vWidth)/2);
	}
	else	{
		winDef = winDef.concat('top=').concat(vTop).concat(',');
		winDef = winDef.concat('left=').concat(vLeft);
	}
	open(url, '_blank', winDef);
	return false;
}

function add() {		
		alert("Bạn vừa thêm một sản phẩm vào giỏ hàng ! Kiểm tra giỏ hàng.");
		return;
	}
function openWinNews(vLink, vName, vHeight, vWidth)

{

	winDef = 'status=no,resizable=no,scrollbars=no,toolbar=no,location=no,fullscreen=no,titlebar=yes,height='.concat(vHeight).concat(',').concat('width=').concat(vWidth).concat(',');

	winDef = winDef.concat('top=').concat((screen.height - vHeight)/2).concat(',');

	winDef = winDef.concat('left=').concat((screen.width - vWidth)/2);

	newwin = open(vLink, vName, winDef);

}