// JavaScript Document

// globals to identify the current browser.

var BrowserIsIE = navigator.appName.indexOf("Microsoft") != -1;

var BrowserIsNN4x = (navigator.appName == "Netscape" &&

		parseInt(navigator.appVersion)==4);

var BrowserIsNN6x = (navigator.appName == "Netscape" &&

		parseInt(navigator.appVersion)>=5); // also describes Mozilla.

// global to identify Mac OS.

var ComputerIsAMac = navigator.platform.indexOf("Mac") != -1;



function getObjectRef(aDocumentObject){

	var objRef;

	if (BrowserIsIE && ComputerIsAMac){

	objRef = document[aDocumentObject];

		} else if (BrowserIsNN4x) { // note: in NN4x we can only change layers dynamically.

			objRef = document.layers[aDocumentObject+ "-layer"];

		} else {

			objRef = document.getElementById(aDocumentObject);

	}

	return objRef;

}


// Begin website main page rollovers
browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
        if ((browserName == "Netscape" && browserVer >= 3) || (browserName == "Microsoft Internet Explorer" && browserVer >= 4)) version = "OK";

        else version = "NO";

        if (version == "OK") {

        mainHC1off = new Image();
        mainHC1off.src = "./images/homepage_main.jpg";
        mainHC2off = new Image();
        mainHC2off.src = "./images/homepage_main.jpg";
        mainHC3off = new Image();
        mainHC3off.src = "./images/homepage_main.jpg";
        mainHC4off = new Image();
        mainHC4off.src = "./images/homepage_main.jpg";
		

        mainHC1on = new Image();
        mainHC1on.src = "./images/homepage_about.jpg";
        mainHC2on = new Image();
        mainHC2on.src = "./images/homepage_reasons.jpg";
        mainHC3on = new Image();
        mainHC3on.src = "./images/homepage_portfolio.jpg";
        mainHC4on = new Image();
        mainHC4on.src = "./images/homepage_support.jpg";
		

        HC1off = new Image();
        HC1off.src = "./images/about_off.jpg";
        HC2off = new Image();
        HC2off.src = "./images/reasons_off.jpg";
        HC3off = new Image();
        HC3off.src = "./images/portfolio_off.jpg";
        HC4off = new Image();
        HC4off.src = "./images/support_off.jpg";


        HC1on = new Image();
        HC1on.src = "./images/about_on.jpg";
        HC2on = new Image();
        HC2on.src = "./images/reasons_on.jpg";
        HC3on = new Image();
        HC3on.src = "./images/portfolio_on.jpg";
        HC4on = new Image();
        HC4on.src = "images/support_on.jpg";

		
        }

function img_act(imgName) {
        if (version == "OK") {
        imgOn = eval("main" + imgName + "on.src");

		document.homeimage.src = imgOn;
        imgOnB = eval(imgName + "on.src");
        document [imgName].src = imgOnB;
        }
        }

function img_inact(imgName) {
        if (version == "OK") {
        imgOff = eval("main" + imgName + "off.src");
		document.homeimage.src = imgOff;
        imgOffB = eval(imgName + "off.src");
        document [imgName].src = imgOffB;
        }
        }
//  End