// table slider 

$(document).ready(function(){
						   
							function hideRow(myTarget) {
										var targetRow = $(myTarget).parents('tr').next('.slider');
										$(targetRow).hide();
										$(myTarget).children('img').attr({src: "gfx/slide_down.gif", alt: "pokaż opis"});									
										myTarget.showed = 0;								
								
							};
							function showRow(myTarget) {
										var targetRow = $(myTarget).parents('tr').next('.slider');
										$(targetRow).show();
										$(myTarget).children('img').attr({src: "gfx/slide_up.gif", alt: "schowaj opis"});
										myTarget.showed = 1;								
							};
							
							
						   var allSpans = $('.first span');
						   var allIcons = $('.first span img');
						   
						   $(allSpans).click(function() {				   
								if (this.showed == 1) {
									hideRow(this);
								}
								else {
									showRow(this);
								};
							});
						   
						   $('#hide').click(function() {
									hideRow(allSpans);
									$(allIcons).attr({src: "gfx/slide_down.gif", alt: "pokaż opis"});
									$(allSpans).each(function() {
											this.showed = 0;
									});
							});
							$('#show').click(function() {
									showRow(allSpans);
									$(allIcons).attr({src: "gfx/slide_up.gif", alt: "schowaj opis"});
									$(allSpans).each(function() {
											this.showed = 1;
									});

							});

});