var A = {}
A.FormHandler = function(el) {
	this.el = el;
	this.fields = this.collect();
}

A.FormHandler.prototype = {
	hasClass : function(el,classname) {
		var c = el.className.split(' ');
		for(var i=0;i<c.length;i++) {
			if(c[i] == classname) {
				return true;
			}
		}
		return false;
	},
	validate : function() {
		var f = this.fields;
		var isValid = true;
		
		for(var i=0;i<f.length;i++) {
			if(this.hasClass(f[i],'required')) {
				if(f[i].value == '') {
					f[i].className = 'required marked';
					isValid = false;
				} else {
					f[i].className = 'required';
				}
			}
		}
		
		return isValid;
	},
	collect : function() {
		var el = this.el;
		var fields = [];
		
		var f = el.getElementsByTagName('input');
		for(var i=0;i<f.length;i++) {
			if(f[i].type != 'submit') { 
				fields.push(f[i]);
			}
		}
		var f = el.getElementsByTagName('textarea');
		for(var i=0;i<f.length;i++) {
			fields.push(f[i]);
		}
		var f = el.getElementsByTagName('select');
		for(var i=0;i<f.length;i++) {
			fields.push(f[i]);
		}
		
		return fields;
	}
}

/**
 * Tiny mce 3 media plugin
 * This script contains embed functions for common plugins. This scripts are complety free to use for any purpose.
 */

function writeFlash(p) {
	writeEmbed(
		'D27CDB6E-AE6D-11cf-96B8-444553540000',
		'http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0',
		'application/x-shockwave-flash',
		p
	);
}

function writeShockWave(p) {
	writeEmbed(
	'166B1BCA-3F9C-11CF-8075-444553540000',
	'http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab#version=8,5,1,0',
	'application/x-director',
		p
	);
}

function writeQuickTime(p) {
	writeEmbed(
		'02BF25D5-8C17-4B23-BC80-D3488ABDDC6B',
		'http://www.apple.com/qtactivex/qtplugin.cab#version=6,0,2,0',
		'video/quicktime',
		p
	);
}

function writeRealMedia(p) {
	writeEmbed(
		'CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA',
		'http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0',
		'audio/x-pn-realaudio-plugin',
		p
	);
}

function writeWindowsMedia(p) {
	p.url = p.src;
	writeEmbed(
		'6BF52A52-394A-11D3-B153-00C04F79FAA6',
		'http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701',
		'application/x-mplayer2',
		p
	);
}

function writeEmbed(cls, cb, mt, p) {
	var h = '', n;

	h += '<object classid="clsid:' + cls + '" codebase="' + cb + '"';
	h += typeof(p.id) != "undefined" ? 'id="' + p.id + '"' : '';
	h += typeof(p.name) != "undefined" ? 'name="' + p.name + '"' : '';
	h += typeof(p.width) != "undefined" ? 'width="' + p.width + '"' : '';
	h += typeof(p.height) != "undefined" ? 'height="' + p.height + '"' : '';
	h += typeof(p.align) != "undefined" ? 'align="' + p.align + '"' : '';
	h += '>';

	for (n in p)
		h += '<param name="' + n + '" value="' + p[n] + '">';

	h += '<embed type="' + mt + '"';

	for (n in p)
		h += n + '="' + p[n] + '" ';

	h += '></embed></object>';

	document.write(h);
}