/*
 * jquery.xgradient.js
 * http://blog.mach3.jp/
 *
 * Publish Date : 2010/5/13
 * Requirement : jQuery 1.4 or later
 * http://jquery.com/
 * 
 * Copyright 2010, Mach3
 */

$.fn.xgradient=function(_dir,_from,_to){this.getColor=function(_hex){return{a:parseInt(_hex.substr(0,2),16)/255,r:parseInt(_hex.substr(2,2),16),g:parseInt(_hex.substr(4,2),16),b:parseInt(_hex.substr(6,2),16)};};this.config={dir:_dir,from:_from,to:_to};var _this=this;this.each(function(){var from=_this.getColor(_this.config.from.replace("#",""));var to=_this.getColor(_this.config.to.replace("#",""));if($.browser.mozilla){$(this).css("background",String("-moz-linear-gradient(%dir%,%from%,%to%)").replace(/%dir%/,((_this.config.dir=="y")?"top":"left")).replace(/%from%/,"rgba("+from.r+","+from.g+","+from.b+","+from.a+")").replace(/%to%/,"rgba("+to.r+","+to.g+","+to.b+","+to.a+")"));}else if($.browser.webkit){$(this).css("background",String("-webkit-gradient(linear,left top,%end%,from(%from%),to(%to%))").replace(/%end%/,(_this.config.dir=="y")?"left bottom":"right top").replace(/%from%/,"rgba("+from.r+","+from.g+","+from.b+","+from.a+")").replace(/%to%/,"rgba("+to.r+","+to.g+","+to.b+","+to.a+")"));}else if($.browser.msie){$(this).css("filter",String("progid:DXImageTransform.Microsoft.Gradient(GradientType=%dir%,StartColorStr=%from%,EndColorStr=%to%);").replace(/%dir%/,(_this.config.dir=="y")?0:1).replace(/%from%/,_this.config.from).replace(/%to%/,_this.config.to));}});};