window.onresize = function(){
	resizeContentDiv();
}
window.onload = function(){
	resizeContentDiv();
}

function resizeContentDiv(){
	var contentDiv = document.getElementById("content");
	if(contentDiv){
		var myHeight = 0;
		if( typeof( window.innerHeight) == 'number' ) {
			//Non-IE
			myHeight = window.innerHeight;    
		} else if( document.documentElement && document.documentElement.clientHeight) {
			//IE 6+ in 'standards compliant mode'
			myHeight = document.documentElement.clientHeight;
		} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
			//IE 4 compatible
			myHeight = document.body.clientHeight;
		}
		contentDiv.style.height = (myHeight -255)  + "px";
	}					
}