/* 

	Tablecloth 
	written by Alen Grakalic, provided by Css Globe (cssglobe.com)
	please visit http://cssglobe.com/lab/tablecloth/
	
*/
this.tablecloth = function(){
	// CONFIG 
	// if set to true then mouseover a table cell will highlight entire column (except sibling headings)
	var highlightCols = false;
	// if set to true then mouseover a table cell will highlight entire row	(except sibling headings)
	var highlightRows = true;	
	// if set to true then click on a table sell will select row or column based on config
	var selectable = false;
	// this function is called when 
	// add your own code if you want to add action 
	// function receives object that has been clicked 
	this.clickAction = function(obj){
	};
	// END CONFIG (do not edit below this line)
	
	var tableover = false;
	this.start = function(){
		var tables = $$("table.tariffe");
		for (var i=0;i<tables.length;i++){
			tables[i].onmouseover = function(){tableover = true};
			tables[i].onmouseout = function(){tableover = false};			
			rows(tables[i]);
		};
	};
	
	this.rows = function(table){
		var css = "";
		var tr = table.getElementsByTagName("tr");
		for (var i=0;i<tr.length;i++){
			css = (css == "odd") ? "even" : "odd";
			tr[i].className = css;
			var arr = new Array();
			for(var j=0;j<tr[i].childNodes.length;j++){				
				if(tr[i].childNodes[j].nodeType == 1) arr.push(tr[i].childNodes[j]);
			};		
			for (var j=0;j<arr.length;j++){				
				arr[j].row = i;
				arr[j].col = j;
				if(arr[j].innerHTML == "&nbsp;" || arr[j].innerHTML == "") arr[j].className += " empty";					
				arr[j].css = arr[j].className;
				arr[j].onmouseover = function(){
					over(table,this,this.row,this.col);
				};
				arr[j].onmouseout = function(){
					out(table,this,this.row,this.col);
				};
			};
		};
	};
	
	// appyling mouseover state for objects (th or td)
	this.over = function(table,obj,row,col){
		if (!highlightCols && !highlightRows) obj.className = obj.css + " over";  
		if(check1(obj,col)){
			if(highlightRows) highlightRow(table,obj,row);		
		};
	};
	// appyling mouseout state for objects (th or td)	
	this.out = function(table,obj,row,col){
		if (!highlightCols && !highlightRows) obj.className = obj.css; 
		unhighlightRow(table,row);
	};
	this.highlightRow = function(table,active,row,sel){
		var css = (typeof(sel) != "undefined") ? "selected" : "over";
		var tr = table.getElementsByTagName("tr")[row];		
		for (var i=0;i<tr.childNodes.length;i++){		
			var obj = tr.childNodes[i];
			if (check2(active,obj) && check3(obj)) obj.className = obj.css + " " + css; 		
		};
	};
	this.unhighlightRow = function(table,row){
		var tr = table.getElementsByTagName("tr")[row];		
		for (var i=0;i<tr.childNodes.length;i++){
			var obj = tr.childNodes[i];			
			if(check3(obj)) obj.className = obj.css; 			
		};
	};
	this.check1 = function(obj,col){
		return (!(col == 0 && obj.className.indexOf("empty") != -1));
	};
	this.check2 = function(active,obj){
		return (!(active.tagName == "TH" && obj.tagName == "TH")); 
	};
	this.check3 = function(obj){
		return true; 
	};	
	start();
};

/* script initiates on page load. */
window.onload = tablecloth;