window.onresize = resizeContentWindow;
var defaultContentHeight = 800;
var defaultContentWidth = 450;
var IEWidthCompensation = 0;
var IEHeightCompensation = 0;

var browser=navigator.appName;
var b_version=navigator.appVersion;
var version=parseFloat(b_version);

if (browser=="Microsoft Internet Explorer") {
	IEWidthCompensation = 20;
	IEHeightCompensation = 20;
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		menubar1_01_over = newImage("./images/topmenu/menu_slices/images/menubar1_01-over2.gif");
		menubar1_02_over = newImage("./images/topmenu/menu_slices/images/menubar1_02-over2.gif");
		menubar1_03_over = newImage("./images/topmenu/menu_slices/images/menubar1_03-over2.gif");
		menubar1_04_over = newImage("./images/topmenu/menu_slices/images/menubar1_04-over2.gif");
		menubar1_05_over = newImage("./images/topmenu/menu_slices/images/menubar1_05-over2.gif");
		m2_1_home_over = newImage("./images/menu_home/images/m2_1_home-over2.gif");
		m2_2_therapies_over = newImage("./images/menu_home/images/m2_2_therapies-over2.gif");
		m2_3_aboutus_over = newImage("./images/menu_home/images/m2_3_aboutus-over2.gif");
		m2_4_pricing_over = newImage("./images/menu_home/images/m2_4_pricing-over2.gif");
		m2_5_contact_over = newImage("./images/menu_home/images/m2_5_contact-over2.gif");
		logo_screen_img = newImage("./images/logo/logo_screen.gif");
		bgpattern_img = newImage("./images/bgpattern.gif");
		preloadFlag = true;
	}
}


function getSize() {

	var myWidth = 0, myHeight = 0;
	
	if( typeof( window.innerWidth ) == 'number' ) {
		//Non-IE
		myWidth = window.innerWidth;
		myHeight = window.innerHeight;
	} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
		myHeight = document.documentElement.clientHeight;
	} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
		//IE 4 compatible
		myWidth = document.body.clientWidth;
		myHeight = document.body.clientHeight;
	}
	
	var windowSize =  [myWidth, myHeight];
	
	return windowSize;
}

function resizeContentWindow(){

	var height = getSize()[1] - 190;
	
	if(defaultContentHeight < height) height = defaultContentHeight;
		
	document.getElementById("content").style.height = height + "px";
	// 40 - padding,  30 - negative top positioning
	document.getElementById("content_txt").style.height = (height - (30) + IEHeightCompensation) + "px";
	document.getElementById("content_txt").style.width = defaultContentWidth + IEWidthCompensation + "px";
	document.getElementById("content_txt_holder").style.height = (height - (40 + 20) ) + "px";
	document.getElementById("content_left_img").style.width = 19 + "px";
	document.getElementById("content_left_img").style.height = height + "px";
}