var gBackValue=-1;

function Initialize() {
	gBackValue=top.history.length;
}


function CreateBackButton() {
	document.write('<form onSubmit="0"><input type="button" value="Back" onClick="top.history.back()"></form>');
}


function CreateTopBackButton() {
	document.write('<form onSubmit="0">');
	document.write('<input type="button" value="Top" onClick="window.location.href=&quot;#anchor_top&quot;">');
	document.write(' <input type="button" value="Back" onClick="top.history.go(gBackValue-top.history.length-1)">');
	document.write('</form>');
}