<!--
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

var version4 = (navigator.appVersion.charAt(0) == "4"); var popupHandle;

function closePopup() { if(popupHandle != null && !popupHandle.closed) popupHandle.close(); }

function displayImagePopup(imageName,caption,width,height) { 
	var imagePopupUrl="http://www.prestonvet.com.au/imagePopup.php?imageName=";
	var imageCaption = "&caption="+caption;
	var properties = "status=0,scrollbars=0,resizable=0,toolbar=0,location=0,height=" + height; 
	properties = properties + ",width=" + width; 
	leftprop = (window.screen.width - width) / 2;
	topprop = (window.screen.height - height) / 2;
	properties = properties + ", left = " + leftprop; 
	properties = properties + ", top = " + topprop; 
	closePopup(); 
	popupHandle = open(imagePopupUrl+imageName+imageCaption,"imagePopupWindow",properties); 
}


//-->