/*
 * jqDnR - Minimalistic Drag'n'Resize for jQuery.
 *
 * Copyright (c) 2007 Brice Burgess <bhb@iceburg.net>, http://www.iceburg.net
 * Licensed under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 * 
 * $Version: 2007.08.19 +r2
 */

(function($){
    $.fn.jqDrag=function(h){
        return i(this,h,'d');
    };
    
    $.fn.jqResize=function(h){
        return i(this,h,'r');
    };
    
    $.jqDnR={
        dnr:{},
        e:0,
        drag:function(v){
            if (M.k == 'd') E.css({left:M.X+v.pageX-M.pX,top:M.Y+v.pageY-M.pY});
            else E.css({width:Math.max(v.pageX-M.pX+M.W,0),height:Math.max(v.pageY-M.pY+M.H,0)});
          return false;
        },
        stop:function(){
            E.css('opacity',M.o);
            $().unbind('mousemove',J.drag).unbind('mouseup',J.stop);
        }
    };
    var J=$.jqDnR,
        M=J.dnr,
        E=J.e,
        i=function(e,h,k){
            return e.each(function(){
                h=(h)?$(h,e):e;
                h.bind('mousedown',{e:e,k:k},function(v){
                    var d=v.data,p={};
                    E=d.e;
                    // attempt utilization of dimensions plugin to fix IE issues
                    if(E.css('position') != 'relative'){
                        try{
                            E.position(p);
                        }catch(e){}
                    }
                    M={
                        X:p.left||f('left')||0,
                        Y:p.top||f('top')||0,
                        W:f('width')||E[0].scrollWidth||0,
                        H:f('height')||E[0].scrollHeight||0,
                        pX:v.pageX,
                        pY:v.pageY,
                        k:d.k,
                        o:E.css('opacity')
                    };
                    E.css({opacity:0.8});
                    $().mousemove($.jqDnR.drag).mouseup($.jqDnR.stop);
                  return false;
                });
            });
        },
        f=function(k){
            return parseInt(E.css(k))||false;
        };
})(jQuery);

	$.fn.noSelect = function(p) { //no select plugin by me :-)
		if (p == null) 
			prevent = true;
		else
			prevent = p;

		if (prevent) {
		    return this.each(function (){
		        if ($.browser.msie||$.browser.safari) $(this).bind('selectstart',function(){return false;});
				else if ($.browser.mozilla){
				    $(this).css('MozUserSelect','none');
					$('body').trigger('focus');
				}else if ($.browser.opera) $(this).bind('mousedown',function(){return false;});
				else $(this).attr('unselectable','on');
		    });
		} else {
		    return this.each(function (){
		        if ($.browser.msie||$.browser.safari) $(this).unbind('selectstart');
				else if ($.browser.mozilla) $(this).css('MozUserSelect','inherit');
				else if ($.browser.opera) $(this).unbind('mousedown');
				else $(this).removeAttr('unselectable','on');
			});
		}
	}; //end noSelect