html {height: 100%;}
body {height: 100%;}
body {margin: 0; padding: 0; text-align: center; font-family: Tahoma; font-size: 100%; color: #dfdfdf;}
html>body #bodycontainer {height:auto;}

	#bodycontainer {min-height: 100%; width: 1000px; position: relative; height: 100%; margin: 0 auto; text-align: left; border: 0px solid red;}
		#header {height: 100px; border: 0px solid red;}
	
	#mainscreen {height: 536px; border: 0px solid red;}