function getDimensions() {
	var myWidth = 0, myHeight = 0;
	if( typeof( window.innerWidth ) == 'number' ) {
		//Non-IE
		myWidth = window.innerWidth-18;
		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  offset = getScrollXY();
	myWidth += offset[0];
	myHeight += offset[1];	
	//window.alert( 'Height = ' + myHeight );	
	return [myWidth,myHeight]
}

function getScrollXY() {
	var scrOfX = 0, scrOfY = 0;
	if( typeof( window.pageYOffset ) == 'number' ) {
		//Netscape compliant
		scrOfY = window.pageYOffset;
		scrOfX = window.pageXOffset;
	}else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
		//DOM compliant
		scrOfY = document.body.scrollTop;
		scrOfX = document.body.scrollLeft;
	}else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
		//IE6 standards compliant mode
		scrOfY = document.documentElement.scrollTop;
		scrOfX = document.documentElement.scrollLeft;
	}
	return [ scrOfX, scrOfY ];
}

function setDimension(layerID){
	var layer = document.getElementById(layerID);
	var dimen = getDimensions();
	layer.style.width = dimen[0] +"px";
	layer.style.height = dimen[1]+"px";
	//layer.innerHTML = 	dimen[0] + " : " + dimen[1] + " : " + counter;
}
function showIntroDiv(){
	var layer = document.getElementById('greyLayer');
	setDimension('greyLayer');
	
	var contDiv = document.getElementById('loginCont');	
	if(contDiv.style.display == 'none'){
		contDiv.style.display = '';
		layer.style.display = '';	
	}else{
		contDiv.style.display = 'none';
		layer.style.display = 'none';
	}
	//scaleBox('greyLayer');
}