function resizeHeight() {
	
    var content = document.getElementById('content');
    var data = document.getElementById('data');
    var extrabg = document.getElementById('extrabg');
    var category = document.getElementById('category');

	var myHeight = 0;
	if( typeof( window.innerWidth ) == 'number' ) {
		//Non-IE
		myHeight = window.innerHeight;
	} else if( document.documentElement && ( document.documentElement.clientWidth || 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;
	}

    var countedsize = (myHeight - 336);

    if (myHeight > 911) {
        data.style.minHeight = countedsize+'px';
    }
    extrabg.style.minHeight = content.scrollHeight+'px';

    category.style.minHeight = extrabg.scrollHeight-2+'px';

}

resizeHeight();
window.onresize = resizeHeight;