if(document.images) {	 			
	 			// on 
	 			bunkbedon = new Image();
	 			bunkbedon.src = "assets/casestudy/port_bunkbed_sm_over.jpg";
	 			careeron = new Image();
	 			careeron.src = "assets/casestudy/port_cv_sm_over.jpg";
	 			advancedon = new Image();
	 			advancedon.src = "assets/casestudy/port_advanced_sm_over.jpg";
	 			starduston = new Image();
	 			starduston.src = "assets/casestudy/port_stardust_sm_over.jpg";
	 			marksaleson = new Image();
	 			marksaleson.src = "assets/casestudy/port_marksales_sm_over.jpg";
	 			directon = new Image();
	 			directon.src = "assets/casestudy/port_direct_sm_over.jpg";	 			
	 			hatsoffon = new Image();
	 			hatsoffon.src = "assets/casestudy/port_hatsoff_sm_over.jpg";	 			
	 			kristinon = new Image();
	 			kristinon.src = "assets/casestudy/port_kristin_sm_over.jpg";
	 			glineson = new Image();
	 			glineson.src = "assets/casestudy/port_glines_sm_over.jpg";	 			
	 			xaddxon = new Image();
	 			xaddxon.src = "assets/casestudy/port_xaddx_sm_over.jpg";	 			
	 			shalomon = new Image();
	 			shalomon.src = "assets/casestudy/port_shalom_sm_over.jpg";
	 			smileon = new Image();
	 			smileon.src = "assets/casestudy/port_smiledesigners_sm_over.jpg";
	 			comfyon = new Image();
	 			comfyon.src = "assets/casestudy/port_comfy_sm_over.jpg";
	 			mgwon = new Image();
	 			mgwon.src = "assets/casestudy/port_mgw_sm_over.jpg";
	 		    monizon = new  Image();
	 			monizon.src = "assets/casestudy/port_moniz_sm_over.jpg";
	 			gfson = new Image();
	 			gfson.src = "assets/casestudy/port_gfs_sm_over.jpg";
	 			mvvfon = new Image();
	 			mvvfon.src = "assets/casestudy/port_mvvf_sm_over.jpg";
	 			morrillon = new Image();
	 			morrillon.src = "assets/casestudy/port_morrill_sm_over.jpg";
	 			
	 			//page 3
	 			sidekimon = new Image();
	 			sidekimon.src = "assets/casestudy/port_sidekim_sm_over.jpg";
	 			mediationon = new Image();
	 			mediationon.src = "assets/casestudy/port_mediation_sm_over.jpg";
	 			laurieon = new Image();
	 			laurieon.src = "assets/casestudy/port_laurie_sm_over.jpg";
	 			ipswichon = new Image();
	 			ipswichon.src = "assets/casestudy/port_ipswich_sm_over.jpg";
	 			chimneyson = new Image();
	 			chimneyson.src = "assets/casestudy/port_chimneys_sm_over.jpg";
	 			richardon = new Image();
	 			richardon.src = "assets/casestudy/port_richard_sm_over.jpg";
	 			
	 			//off
	 			bunkbedoff = new Image();
	 			bunkbedoff.src = "assets/casestudy/port_bunkbed_sm.jpg";
	 			careeroff = new Image();
	 			careeroff.src = "assets/casestudy/port_cv_sm.jpg";
	 			advancedoff = new Image();
	 			advancedoff.src = "assets/casestudy/port_advanced_sm.jpg";
	 			stardustoff = new Image();
	 			stardustoff.src = "assets/casestudy/port_stardust_sm.jpg";
	 			marksalesoff = new Image();
	 			marksalesoff.src = "assets/casestudy/port_marksales_sm.jpg";
	 			directoff = new Image();
	 			directoff.src = "assets/casestudy/port_direct_sm.jpg";
	 			hatsoffoff = new Image();
	 			hatsoffoff.src = "assets/casestudy/port_hatsoff_sm.jpg";
	 			kristinoff = new Image();
	 			kristinoff.src = "assets/casestudy/port_kristin_sm.jpg";
	 			glinesoff = new Image();
	 			glinesoff.src = "assets/casestudy/port_glines_sm.jpg";	 			
	 			xaddxoff = new Image();
	 			xaddxoff.src = "assets/casestudy/port_xaddx_sm.jpg";	 			
	 			shalomoff = new Image();
	 			shalomoff.src = "assets/casestudy/port_shalom_sm.jpg";
	 			smileoff = new Image();
	 			smileoff.src = "assets/casestudy/port_smiledesigners_sm.jpg";
	 			comfyoff = new Image();
	 			comfyoff.src = "assets/casestudy/port_comfy_sm.jpg";
	 			mgwoff = new Image();
	 			mgwoff.src = "assets/casestudy/port_mgw_sm.jpg";
	 			monizoff = new  Image();
	 			monizoff.src = "assets/casestudy/port_moniz_sm.jpg";
	 			gfsoff = new Image();
	 			gfsoff.src = "assets/casestudy/port_gfs_sm.jpg";
	 			mvvfoff = new Image();
	 			mvvfoff.src = "assets/casestudy/port_mvvf_sm.jpg";
	 			morrilloff = new Image();
	 			morrilloff.src = "assets/casestudy/port_morrill_sm.jpg"
	 			
	 			//page 3 off
	 			sidekimoff = new Image();
	 			sidekimoff.src = "assets/casestudy/port_sidekim_sm.jpg";
	 			mediationoff = new Image();
	 			mediationoff.src = "assets/casestudy/port_mediation_sm.jpg";
	 			laurieoff = new Image();
	 			laurieoff.src = "assets/casestudy/port_laurie_sm.jpg";
	 			ipswichoff = new Image();
	 			ipswichoff.src = "assets/casestudy/port_ipswich_sm.jpg";
	 			chimneysoff = new Image();
	 			chimneysoff.src = "assets/casestudy/port_chimneys_sm.jpg";
	 			richardoff = new Image();
	 			richardoff.src = "assets/casestudy/port_richard_sm.jpg";
	 			}		
	 			
	 			
function imgOn(imgName) {
	if(document.images){
	    document[imgName].src = eval (imgName + "on.src");
	    }
}

	//Function to 'deactivate' images.
function imgOff(imgName) {
	if (document.images){
	    document[imgName].src = eval (imgName + "off.src");
	    }
}


function casestudyPopup(site)	
{ 
       w = window.open("casestudy.asp?client=" + site , "portfolio_window","status=no,scrollbars=1,titlebar=no,width=740,height=366");
}

/*
Auto center window script- Eric King (http://redrival.com/eak/index.shtml)
Permission granted to Dynamic Drive to feature script in archive
For full source, usage terms, and 100's more DHTML scripts, visit http://dynamicdrive.com
*/

var win = null;
function NewWindow(mypage,myname,w,h,scroll){
LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
win = window.open(mypage,myname,settings)
}