if (document.images)	{

	arrow1 = new Image();		arrow1.src = "../images/arrow1.gif"
	arrow1o = new Image();		arrow1o.src = "../images/arrow1o.gif"
	arrow2 = new Image();		arrow2.src = "../images/arrow2.gif"
	arrow2o = new Image();		arrow2o.src = "../images/arrow2o.gif"
	arrow3 = new Image();		arrow3.src = "../images/arrow3.gif"
	arrow3o = new Image();		arrow3o.src = "../images/arrow3o.gif"
	arrowBk = new Image();		arrowBk.src = "../images/arrowBk.gif"
	arrowBko = new Image();		arrowBko.src = "../images/arrowBko.gif"
	arrowFw = new Image();		arrowFw.src = "../images/arrowFw.gif"
	arrowFwo = new Image();		arrowFwo.src = "../images/arrowFwo.gif"
	no1 = new Image();		no1.src = "../images/no1.gif"
	no1o = new Image();		no1o.src = "../images/no1o.gif"
	no2 = new Image();		no2.src = "../images/no2.gif"
	no2o = new Image();		no2o.src = "../images/no2o.gif"
	no3 = new Image();		no3.src = "../images/no3.gif"
	no3o = new Image();		no3o.src = "../images/no3o.gif"
	no4 = new Image();		no4.src = "../images/no4.gif"
	no4o = new Image();		no4o.src = "../images/no4o.gif"
	no5 = new Image();		no5.src = "../images/no5.gif"
	no5o = new Image();		no5o.src = "../images/no5o.gif"
	no6 = new Image();		no6.src = "../images/no6.gif"
	no6o = new Image();		no6o.src = "../images/no6o.gif"
	no7 = new Image();		no7.src = "../images/no7.gif"
	no7o = new Image();		no7o.src = "../images/no7o.gif"
	no8 = new Image();		no8.src = "../images/no8.gif"
	no8o = new Image();		no8o.src = "../images/no8o.gif"
	no9 = new Image();		no9.src = "../images/no9.gif"
	no9o = new Image();		no9o.src = "../images/no9o.gif"
	no10 = new Image();		no10.src = "../images/no10.gif"
	no10o = new Image();	no10o.src = "../images/no10o.gif"
	no11 = new Image();		no11.src = "../images/no11.gif"
	no11o = new Image();	no11o.src = "../images/no11o.gif"
	no12 = new Image();		no12.src = "../images/no12.gif"
	no12o = new Image();	no12o.src = "../images/no12o.gif"
	no13 = new Image();		no13.src = "../images/no13.gif"
	no13o = new Image();	no13o.src = "../images/no13o.gif"
	no14 = new Image();		no14.src = "../images/no14.gif"
	no14o = new Image();	no14o.src = "../images/no14o.gif"
	no15 = new Image();		no15.src = "../images/no15.gif"
	no15o = new Image();	no15o.src = "../images/no15o.gif"
	no16 = new Image();		no16.src = "../images/no16.gif"
	no16o = new Image();	no16o.src = "../images/no16o.gif"
	no17 = new Image();		no17.src = "../images/no17.gif"
	no17o = new Image();	no17o.src = "../images/no17o.gif"
	no18 = new Image();		no18.src = "../images/no18.gif"
	no18o = new Image();	no18o.src = "../images/no18o.gif"
	no19 = new Image();		no19.src = "../images/no19.gif"
	no19o = new Image();	no19o.src = "../images/no19o.gif"	
	
	blurb = new Image();		blurb.src = "../images/spacer.gif"
	blurbart = new Image();		blurbart.src = "../images/blurbart.gif"	
	blurbabo = new Image();		blurbabo.src = "../images/blurbabo.gif"
	blurback = new Image();		blurback.src = "../images/blurback.gif"
	
}


function imgOn(imgName) {
    if (document.images) {
        document[imgName].src = eval(imgName + "o.src");
    }
}

function imgOff(imgName) {
    if (document.images) {
        document[imgName].src = eval(imgName + ".src");
    }
}

function chgImg(imgBlank,newImg) {
    if (document.images) {
    	document[imgBlank].src= eval(newImg + ".src");
	}
}

function openWin(page) {
	newWin=window.open(page,'installation','toolbar=no,width=375,height=375,status=no,scrollbars=no,resizable=no,menubar=no')
}