/*
**************************
*
* Java-Script Classes Copyright by Johannes Köber
* www.bewegungstalent.de
*
* © 2006-2007 by Johannes Köber
*
**************************
*/

function change_field() {
}

change_field.prototype = {	
	// Funktion für Testausgabe
	make_writeable : function(field_id) {
		document.getElementById(field_id).style.background = "white";
		document.getElementById(field_id).style.border = "1px solid gray";
		document.getElementById(field_id).readOnly = false;
	},
	make_readable : function(field_id) {
		document.getElementById(field_id).style.background = "transparent";
		document.getElementById(field_id).style.border = "0px";
		document.getElementById(field_id).readOnly = true;
	},
	make_editable_icon :function(save_icon) {
		document.getElementById(save_icon).src = 'images/icons/wrench_orange.png';
	},
	make_save_icon : function(save_icon) {
		document.getElementById(save_icon).src = 'images/icons/action_save.gif';
	},
	is_writeable : function(field_icon) {
		if(document.getElementById(field_icon).readOnly == false) {
			return true;
		} else {
			return false;
		}
	},
	make_visible : function(field_id) {
		if(document.getElementById(field_id).style.display == "none") {
			document.getElementById(field_id).style.display = "block";
		} else {
			document.getElementById(field_id).style.display = "none";
		}
	},
	check_auswahl : function(field_form,field_id) {
  		for (i = 0; i < document.forms[field_form].elements[field_id].length; ++i)
    		if (document.forms[field_form].elements[field_id].options[i].selected == true)
      	return document.forms[field_form].elements[field_id].options[i].value;
	},
	check_radio : function(field_form,field_id) {
		   /* jeden Radiobutton abchecken : */
		  for (i=0;i<document.forms[field_form].elements[field_id].length;i++)
		    if (document.forms[field_form].elements[i].checked)
		      return document.forms[field_form].elements[i].value;
	},
	glow_it : function(field_id) {
		if(document.getElementById(field_id).className == "glow" ) {
			document.getElementById(field_id).className = "user_hell";
		} else {
			document.getElementById(field_id).className = "glow"
		}
	}
}