function checkSearch (form) {
	if (!form.terms.value) {
		alert ('Please enter something to search for!');
		form.terms.focus();
		return false;
	}
	return true;
}

function check (form) {
	if (!form.res[0].checked && !form.res[1].checked) {
		alert ('Please select a resolution.');
		return false;
	}
	return true;
}

var popup;
function photopop () {
	var picid = photopop.arguments[0];
	if (photopop.arguments.length > 4) {
		var secid = photopop.arguments[1];
		var res = photopop.arguments[2];
		var w = photopop.arguments[3];
		var h = photopop.arguments[4];
	}
	else {
		var res = photopop.arguments[1];
		var w = photopop.arguments[2];
		var h = photopop.arguments[3];
	}
	
	var sw = 800, sh = 600, l, t;
	
	if (navigator.platform.indexOf ('Win') != -1 &&
			navigator.userAgent.indexOf ('MSIE') != -1 &&
			navigator.userAgent.indexOf ('Opera') == -1) {
		w += 40;
	}
	else {
		w += 22;
	}
	h += 78;
	
	if (document.all || document.layers) {
		sw = screen.availWidth;
		sh = screen.availHeight;
	}
	else if (window && window.screen && window.screen.availWidth) {
		sw = window.screen.availWidth;
		sh = window.screen.availHeight;
	}
	
	if (w > sw) {
		w = sw;
	}
	if (h > sh) {
		h = sh;
	}

	l = (sw - w) / 2;
	if (l < 0) {
		l = 0;
	}
	t = (sh - h) / 2;
	if (t < 0) {
		t = 0;
	}
	
	var winstr = 'photopop.php?res=' + res;
	winstr += (secid) ? ('&picid=' + picid + '&secid=' + secid) : ('&sid=' + picid);

	popup = window.open(winstr, 'pic' + picid, 'menubar=no,scrollbars,resizable,status=no,width=' + w + ',height=' + h + ', screenX=' + l + ',screenY=' + t + ',left=' + l + ',top=' + t);
}

function blank (url) {
	var blankWin = window.open(url,'_blank','menubar=yes,toolbar=yes,location=yes,directories=yes,fullscreen=no,titlebar=yes,hotkeys=yes,status=yes,scrollbars=yes,resizable=yes');
}

function noSpam() {
	var link = noSpam.arguments[0];
	var pre = noSpam.arguments[1];

	var myat = String.fromCharCode(64);
	var mydot = String.fromCharCode(46);
	var addr = '';
	var i;
	for (i = 2; i < noSpam.arguments.length; i++) {
		if (addr) {
			addr += (i == pre + 2) ? myat : mydot;
		}
		addr += noSpam.arguments[i];
	}
	
	var str = '';
	if (link) {
		str = '<a href="mailto:' + addr + '">';
		str += (link == 'addr') ? addr : link;
		str += '<\/a>';
	}
	else {
		str = addr;
	}
	
	document.write (str);
}