//USED IN THE CONTACT FORM
function selectChange() {
var ln = document.contact.subject1.length;  
  document.getElementById("Subject").style.display = (document.contact.subject1.selectedIndex == ln-1) ? "block" : "none";
}

function popup(URL, imwidth, imheight) {
	
	if(imwidth==''){var imwidth=640};
	if(imheight==''){var imheight=640};

	newwin = window.open(URL,'Popup','width='+imwidth+',height='+imheight+' ,toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=0,resizable=0');
	newwin.focus();
}

function selectChange2() {
var ln = document.contact.department0.length;  
document.getElementById("tech").style.display = (document.contact.department0.selectedIndex == 1) ? "block" : "none";
document.getElementById("inter").style.display = (document.contact.department0.selectedIndex == 3) ? "block" : "none";
}

/*USED TO VIEW GALLERY IMAGES*/
function mdetails(itemid,imwidth,imheight,page) {
	var url = "./"+page+"&id="+itemid+"";
	
	if(imwidth==''){imwidth=640};
	if(imheight==''){imheight=640};

	newwin = window.open(url,'Details','width='+imwidth+',height='+imheight+',toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=1,resizable=1');
	newwin.focus();
}

/*USED IN THE TELLAFRIEND MODULE*/
function signup(linkto) {
	var url = "./mailafriend.php?url="+linkto;
	
	newwin = window.open(url,'MailingList','width=420,height=470,toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=0,resizable=0');
	newwin.focus();
}

/*USED TO CHANGE CATEGORIES IN THE GALLERY*/
function change_cat(catid,page) {
	var url = "./"+page+"&catid="+catid;
  location.href = url;
}
/*USED TO VIEW GALLERY IMAGES*/
function details(itemid,imwidth,imheight,page) {
	var url = "./"+page+"&id="+itemid+"";
	
	if(imwidth==''){imwidth=640};
	if(imheight==''){imheight=640};

	newwin = window.open(url,'Details','width='+imwidth+',height='+imheight+',toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=0,resizable=0');
	newwin.focus();
}

function noFunction() {
	alert( 'This feature is not ready yet.\nWe are working on and hope to have it very soon.\nThank you!');
	return;
}


if(document.all && navigator.userAgent.toLowerCase().indexOf("opera") < 0) {

	function correctPNG() // correctly handle PNG transparency in Win IE 5.5 or higher.
	   {
	   for(var i=0; i<document.images.length; i++)
	      {
		  var img = document.images[i]
		  var imgName = img.src.toUpperCase()
		  if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
		     {
			 var imgID = (img.id) ? "id='" + img.id + "' " : ""
			 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
			 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
			 var imgStyle = "display:inline-block;" + img.style.cssText 
			 if (img.align == "left") imgStyle = "float:left;" + imgStyle
			 if (img.align == "right") imgStyle = "float:right;" + imgStyle
			 if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle		
			 var strNewHTML = "<span " + imgID + imgClass + imgTitle
			 + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
		     + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
			 + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
			 img.outerHTML = strNewHTML
			 i = i-1
		     }
	      }
	   }
	window.attachEvent("onload", correctPNG);
}