// New Browser Window

function open_window(url,w,h) { mywin = window.open(url,"win",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+w+',height='+h+''); }

// Preload any rollon images here

// Global Navigation Buttons Array
// This array preloads every time, under the assumption that
// not everyone is going to enter the site via the home page.
btnGlobal = new Array (				
			  "nav-mainmenu-off.jpg",
			  "nav-availableworks-off.jpg",
			  "nav-artiststatement-off.jpg",
			  "nav-curriculumvitae-off.jpg",
			  "nav-video-off.jpg",
			  "nav-contact-off.jpg"
)

function preloadem(btnSidenav){
		
	// Always preload Global Navigation
	arImageList = new Array();
	sDirectory = "/images/";
		
	for (counter in btnGlobal) {
		arImageList[counter] = new Image();
		arImageList[counter].src = sDirectory + btnGlobal[counter];
	}
	// Preload Sub Navigation if required
	if(btnSidenav) {
		arImageList2 = new Array();
		for (counter in btnSidenav) {
			arImageList2[counter] = new Image();
			arImageList2[counter].src = sDirectory + btnSidenav[counter];
		}
	}
}

/* This function does the actual image rollover */

function changeIt(oImage){
	var sSrc = oImage.src;

	var iUnderscore = sSrc.lastIndexOf("-");
	
	var iDot = sSrc.lastIndexOf(".");
	var sState = sSrc.slice(iUnderscore, iDot);
	var sNewImg = sSrc.slice(0, iUnderscore);
	var sExtension = sSrc.slice(iDot);
	if(sState == "-off")
	{
					sNewImg = sNewImg + "-on" + sExtension;
					eval(oImage).src = sNewImg;
	}
	else
	{
					sNewImg = sNewImg + "-off" + sExtension;
					eval(oImage).src = sNewImg;
	}

}

/* JavaScript Image Gallery */

function showPic(whichpic) {
  if (document.getElementById) {
  	document.getElementById('placeholder').src = whichpic.href;
  	return false;
  }
  else {
  	return true;
 }
}