if (document.getElementById) {
	visible = 'visible';
	hidden = 'hidden';
} else if (document.layers) {
	visible = 'show';
	hidden = 'hide';
} else if (document.all) {
	visible = 'visible';
	hidden = 'hidden';
}
function reveal(menu) {
	if (document.getElementById) {
		theMenu = document.getElementById(menu).style;	 
 } else if (document.layers) {
		var theMenu = document.layers[menu];		
	} else if (document.all) {
		var theMenu = document.all[menu].style;	 
}
	if (theMenu.visibility == visible) {
		theMenu.visibility = visible;
	} else {
		theMenu.visibility = visible;
	}
}

function hide(menu) {
	if (document.getElementById) {
		theMenu = document.getElementById(menu).style;
		
	} else if (document.layers) {
		theMenu = document.layers[menu];
		
	} else if (document.all) {
		theMenu = document.all(menu).style;
}
	if (theMenu.visibility == hidden) {
		theMenu.visibility = hidden;
	} else {
		theMenu.visibility = hidden;
	}
}

function positionHeader(layerName) {
if (parseInt(navigator.appVersion)>3) {
 if (navigator.appName=="Netscape") {
  winW = window.innerWidth;
 }
 if (navigator.appName.indexOf("Microsoft")!=-1) {
  winW = document.body.offsetWidth;
 }
}
var totalW=winW-1250;
var halfW=totalW/2;
var rightPosition=Math.round(halfW);
document.getElementById(layerName).style.left=rightPosition+"px";
}

function heightHeader(buttonNumber) {
if (parseInt(navigator.appVersion)>3) {
 if (navigator.appName=="Netscape") {
  winHB = window.innerHeight;
  winWB = window.innerWidth;
}
 if (navigator.appName.indexOf("Microsoft")!=-1) {
  winHB = document.body.offsetHeight;
  winWB = document.body.offsetWidth;
 }
}
var totalHB=winHB/10;
var halfHB=totalHB*3.5;
var headerHeight=Math.round(halfHB);
var totalWB=winWB-800;
var halfWB=totalWB/2;
var buttonWidth=Math.round(halfWB);
document.getElementById('ifrmHeader').style.height=headerHeight;
document.getElementById("bar").style.top=headerHeight+"px";
document.getElementById("content").style.top=headerHeight+50+"px";
document.getElementById("content").style.left=buttonWidth+"px";
document.getElementById("homeBase").style.top=headerHeight+"px";
document.getElementById("homeBase").style.left=buttonWidth+"px";
document.getElementById("companyBase").style.top=headerHeight+"px";
document.getElementById("companyBase").style.left=buttonWidth+77+"px";
document.getElementById("technologyBase").style.top=headerHeight+"px";
document.getElementById("technologyBase").style.left=buttonWidth+179+"px";
document.getElementById("productsBase").style.top=headerHeight+"px";
document.getElementById("productsBase").style.left=buttonWidth+317+"px";
document.getElementById("partnersBase").style.top=headerHeight+"px";
document.getElementById("partnersBase").style.left=buttonWidth+432+"px";
document.getElementById("faqBase").style.top=headerHeight+"px";
document.getElementById("faqBase").style.left=buttonWidth+545+"px";
document.getElementById("newsBase").style.top=headerHeight+"px";
document.getElementById("newsBase").style.left=buttonWidth+599+"px";
document.getElementById("contactBase").style.top=headerHeight+"px";
document.getElementById("contactBase").style.left=buttonWidth+671+"px";
document.getElementById("subCompany").style.top=headerHeight+30+"px";
document.getElementById("subCompany").style.left=buttonWidth+77+"px";
document.getElementById("subProducts").style.top=headerHeight+30+"px";
document.getElementById("subProducts").style.left=buttonWidth+317+"px";
document.getElementById("buttonClick").style.top=headerHeight+"px";
document.getElementById("buttonClick").style.left=buttonWidth+buttonNumber+"px";
document.getElementById('ifrmHeader').src="header.htm";
}