function show_select() { document.getElementById('selectbox').style.display = 'block'; }

function size_checker() { 

						if (document.getElementById('content').offsetHeight > screen.availHeight - 280)

						document.getElementById('totop').style.display = 'block';

						}

function loadall() {

			show_select();
			if(document.getElementById) { size_checker(); }

		   }





			

window.onload = loadall;