IMGDIR = 'images/';

var userAgent = navigator.userAgent.toLowerCase();
var is_opera = userAgent.indexOf('opera') != -1 && opera.version();
var is_moz = (navigator.product == 'Gecko') && userAgent.substr(userAgent.indexOf('firefox') + 8, 3);
var is_ie = (userAgent.indexOf('msie') != -1 && !is_opera) && userAgent.substr(userAgent.indexOf('msie') + 5, 3);
var is_mac = userAgent.indexOf('mac') != -1;

function $(id) {
	return document.getElementById(id);
}

function zoomaboutus(){	
	$('zoomaboutus_bg').style.display = 'block';

}

function zoomcontact(){	
	$('zoomaboutus_contact').style.height = document.body.scrollHeight + 'px';
	$('zoomaboutus_contact').style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=100,finishOpacity=100,style=0)';
	$('zoomaboutus_contact').style.opacity =1;
	$('zoomaboutus_contact').style.display = 'block';

}

function zoomnews(){	
	$('zoomnews_bg').style.height = document.body.scrollHeight + 'px';
	$('zoomnews_bg').style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=100,finishOpacity=100,style=0)';
	$('zoomnews_bg').style.opacity =1;
	$('zoomnews_bg').style.display = 'block';

}

function zoomzpxx(){	
	$('zoomzpxx_bg').style.height = document.body.scrollHeight + 'px';
	$('zoomzpxx_bg').style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=100,finishOpacity=100,style=0)';
	$('zoomzpxx_bg').style.opacity =1;
	$('zoomzpxx_bg').style.display = 'block';

}

function zoomgdzt(){	
	$('zoomgdzt_bg').style.height = document.body.scrollHeight + 'px';
	$('zoomgdzt_bg').style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=100,finishOpacity=100,style=0)';
	$('zoomgdzt_bg').style.opacity =1;
	$('zoomgdzt_bg').style.display = 'block';

}

function FadeOut(obj)
{
  	if($(obj).changing)
	{
		clearInterval($(obj).changing);
		
	}
  	$(obj).changing=setInterval("sub('"+obj+"')",10);
}