/*
 * jquery.watermark.js
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
 * NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 * USE OR OTHER DEALINGS IN THE SOFTWARE.
 * 
 */
(function($) {
	$.watermark = function(o) {
		o.el = $(o.el).wrap("<span style='position:relative;'/>");
		var l = $("<label/>");
		
		if(o.html) { l.html(o.html); };
		if(o.cls) { l.addClass(o.cls); };
		if(o.css) { l.css(o.css); };
		
		l.css({position:"absolute",left:"3px",display:"inline",cursor:"text"});
		if(o.el[0].tagName != "TEXTAREA") { l.css({top:"2px"}); };
		
		if(!o.cls && !o.css) {
			l.css("color","#ccc");
		};
		
		var focus = function() {
			l.css("text-indent","-10000px");
		};
		
		var blur = function() {
			if(o.el.val() == "") {
				l.css("text-indent","0px");
			} else {
				l.css("text-indent","-10000px");
			}
		};
		
		var click = function() {
			o.el.focus();
		};
		
		o.el.focus(focus).blur(blur);
		l.click(click);
		
		o.el.before(l).focus().blur();
		
		return o.el;
	};
	
	$.fn.watermark = function(o) {
		return this.each(function() {
			if(typeof(o) == "string") {
				try {o = eval("(" + o + ")");} catch(ex) {o = {html:o};};
			};
			o.el = this;
			return $.watermark(o);
		});
	};
})(jQuery);

$().ready(function(){
	$("[@watermark != '']").each(function(num,el) {
		$(el).watermark($(el).attr("watermark"));
	});
});