document.body.background = "images/backgrounds/CDKBackgroundMain.jpg";

function hideallmenu(){
document.getElementById('drophome').style.visibility = 'hidden';
document.getElementById('dropwindows').style.visibility = 'hidden';
document.getElementById('dropflyscreens').style.visibility = 'hidden';
document.getElementById('dropsecuritydoors').style.visibility = 'hidden';
document.getElementById('droprollershutter').style.visibility = 'hidden';
document.getElementById('dropdoors').style.visibility = 'hidden';
document.getElementById('dropdoorhardware').style.visibility = 'hidden';
}

function showmenu(dropname, menuname, imagename, imagefile){
hideallmenu()

	document.getElementById(dropname).style.visibility = 'visible';
	document.getElementById(dropname).style.position = 'absolute';
	
	document.getElementById(dropname).style.top = findPosY(document.getElementById(menuname)) + 'px';
	document.getElementById(dropname).style.left = findPosX(document.getElementById(menuname)) + 'px';
	document.getElementById(dropname).style.width = '200px'
	
	document.getElementById(imagename).src = imagefile;
}

function hidemenu(dropname,menuname){
	document.getElementById(dropname).style.visibility = 'hidden';
	document.getElementById(dropname).display = 'none';
}		
	
function findPosX(obj) {
	var curleft = 0;
	if (obj.offsetParent) {
		while (1) {
			curleft+=obj.offsetLeft;
			if (!obj.offsetParent) {
				break;
			}
			obj=obj.offsetParent;
		}
	} else if (obj.x) {
		curleft+=obj.x;
	}
	return curleft;
}	

function findPosY(obj) {
	var curtop = 0;
	if (obj.offsetParent) {
		while (1) {
			curtop+=obj.offsetTop;
			if (!obj.offsetParent) {
				break;
			}
			obj=obj.offsetParent;
		}
	} else if (obj.y) {
		curtop+=obj.y;
	}
	return curtop;
}		

// Clears field if the default value is there.
function clear_field(field)
{
    if (field.value==field.defaultValue)
    {
        field.value=''
    }
}

// Checks field to see if any information was entered. If not, the default value is reentered.
function check_field(field)
{
    if (field.value=='' ||
    field.value==' ')
    {
        field.value=field.defaultValue
    }
}

function validate_form()
{
	sreturn = 'false';
// Validates the name field.
    if (document.jssendemail.namefield.value==document.jssendemail.namefield.defaultValue ||
    document.jssendemail.namefield.value.indexOf(' ',0)==0)
    {
		document.jssendemail.namefield.style.borderColor = 'red';
        document.jssendemail.namefield.select()
        document.jssendemail.namefield.focus()
        sreturn = 'false';
    }else{
		document.jssendemail.namefield.style.borderColor = '';
		sreturn = 'true';
	}

// Validates the email field.
    if (document.jssendemail.emailfield.value==document.jssendemail.emailfield.defaultValue)
    {
        document.jssendemail.emailfield.select()
        document.jssendemail.emailfield.focus()
		document.jssendemail.emailfield.style.borderColor = 'red';
        sreturn = 'false';
    }else{
		document.jssendemail.emailfield.style.borderColor = '';
		sreturn = 'true';
	}
	
   if (document.jssendemail.emailfield.value.indexOf('@',0)==-1 ||
        document.jssendemail.emailfield.value.indexOf('.',0)==-1)
        {
            document.jssendemail.emailfield.select()
            document.jssendemail.emailfield.focus()
            sreturn = 'false';
        }
    else
    {
        sreturn = 'true';
    }
	
	if(sreturn == 'true'){		sLocation = 'http://www.gjgroup.com.au/external/sendemailcdk.php?namefield=' + document.jssendemail.namefield.value + '&emailfield=' + document.jssendemail.emailfield.value + '&message=' + document.jssendemail.messagefield.value;
		//sLocation = 'controls/sendmail.php?namefield=' + document.jssendemail.namefield.value + '&emailfield=' + document.jssendemail.emailfield.value + '&message=' + document.jssendemail.messagefield.value;
		window.location = sLocation;
		return true;
		}


}