function SetFullscreen(subjectId) {
	var subject = document.getElementById(subjectId);

	// Get window properties
	if(document.documentElement.clientHeight) {
		sWindowHeight = document.documentElement.clientHeight;
	} else {
		sWindowHeight = document.body.clientHeight;
	}
	
   var subjectTop = subject.offsetTop;

   var subjectHeight = sWindowHeight - subjectTop;

   subject.style.height = subjectHeight + "px";
}