$(document).ready(function(){
	var H = $('#main').height();
	
	var diceMargin = (40 * H) / 100;
	$("#dice").css('margin-top',diceMargin + 'px');
	
	var fbMargin   = (60 * H) / 100;
	$("#facebook").css('margin-top', (fbMargin - diceMargin) + 'px');
	
});