function viewHtml(url,title,pwd,pht,scrollbars,resizeable,status,toolbar,location,menubar,directories){
	var avht = screen.availHeight;
	var avwd = screen.availWidth;
	var ht = pht;
	var wd = pwd;
	var dht = 0;
	var dwd = 0;

	if (( pht + 40) >= avht) {
		ht = avht - 40;
		scrollbars = "yes";
		dwd = 16;
	}

	if (( pwd + 40) >= avwd ) {
		wd = avwd -40;
		scrollbars = "yes";
		dht = 16;
	}	
	ht += dht;
	wd += dwd;
	
	var args= "height=" + ht + ",innerHeight=" + ht;
	args += ",width=" + wd + ",innerWidth=" + wd;
	var xcen = (avwd - wd) / 2;
	var ycen = (avht - ht) / 2;
	args += ",left=" + xcen + ",screenX=" + xcen;
	args += ",top=" + ycen + ",screenY=" + ycen;
	args += ",scrollbars=" + scrollbars;
	args += ",directories=" + directories;
	args += ",location=" + location;
	args += ",menubar=" + menubar;
	args += ",status=" + status; 	
	args += ",toolbar=" + toolbar;
	args += ",resizable=" + resizeable;

	window.open(url,title,args)
}