myWin=null;

function openWindow (menu, loc, x, y) 
{
var preference;
preference = "width=" + x + ",height=" + y + ",status=no,resizable=no,toolbar=no,menubar=no,scrollbars=no";
if (myWin!=null) {
	if (myWin.closed!=true) 
	{
		myWin.close();
	}
}
myWin=open ("", "displayWindow", preference);
myWin.document.open();
myWin.document.writeln("<html><head><title>" + menu + "</title>");
myWin.document.writeln("</head>");
myWin.document.writeln("<body topmargin=0 leftmargin=0 marginwidth=0 marginheight=0>");
myWin.document.writeln("</body></html>");
myWin.document.close();
}



//preload images
logo = new Image();
logo.src="iamges/logo.jpg";

header1 = new Image();
header1.src="iamges/header1.jpg";

header2 = new Image();
header2.src="iamges/header2.jpg";

header3 = new Image();
header3.src="iamges/header3.jpg";

menu_background = new Image();
menu_background.src="iamges/menu_background.jpg";


//preload buttons
news_up = new Image();
news_up.src="buttons/news_up.gif";
news_over = new Image();
news_over.src = "buttons/news_over.gif";

products_up = new Image();
products_up.src="buttons/products_up.gif";
products_over = new Image();
products_over.src = "buttons/products_over.gif";

documentation_up= new Image();
documentation_up.src="buttons/documentation_up.gif";
documentation_over = new Image();
documentation_over.src = "buttons/documentation_over.gif";

downloads_up = new Image();
downloads_up.src="buttons/downloads_up.gif";
downloads_over = new Image();
downloads_over.src = "buttons/downloads_over.gif";

consulting_up = new Image();
consulting_up.src="buttons/consulting_up.gif";
consulting_over = new Image();
consulting_over.src = "buttons/consulting_over.gif";

licensing_up = new Image();
licensing_up.src="buttons/licensing_up.gif";
licensing_over = new Image();
licensing_over.src = "buttons/licensing_over.gif";

contacts_up = new Image();
contacts_up.src="buttons/contacts_up.gif";
contacts_over = new Image();
contacts_over.src = "buttons/contacts_over.gif";


function rollover(image_name, image_object){
	document.images[image_name].src = eval(image_object + ".src");
	}

function testEmail(Ctrl) {
    if (Ctrl.value == "" || Ctrl.value.indexOf ('@', 0) == -1) {
        validatePrompt (Ctrl, "Please enter a valid e-mail address")
        return (false);
        }
    else
        return (true);
    }


function testName(Ctrl) {
    if (Ctrl.value == "") {
        validatePrompt (Ctrl, "Please enter your name")
        return (false);
        }
    else
        return (true);
    }


function testPhone(Ctrl) {
    if (Ctrl.value == "") {
        validatePrompt (Ctrl, "Please enter your phone number")
        Ctrl.value = "enter phone number"
        return (false);
        }
    else
        return (true);
    }   


function validatePrompt (Ctrl, PromptStr) {
    alert (PromptStr)
    return;
    }

function checkRequired (form) {

    Ctrl = form._11_ContactPersonsName;
    if (!testName (Ctrl)) return false;
    Ctrl = form._12_ContactPersonsPhone;
    if (!testPhone (Ctrl)) return false;
    Ctrl = form._14_ContactPersonsEmail;
    if (!testEmail (Ctrl)) return false;

    return true;
    }





