function toggle_vis(idname) {
	if (document.getElementById(idname).style.display == 'block') {
		document.getElementById(idname).style.display = 'none';
	} else {
		document.getElementById(idname).style.display = 'block';
	}
}

function change_images (imagename) {
	if (document.getElementById('right_floater').style.display == 'none') {
		var object = 'media/button_open_map_01.gif';
	} else {
		var object = 'media/button_open_map_02.gif';
	}
	window.document.images[imagename].src = object;
}

function change_plusminus (imagename,layer) {
	if (document.getElementById(layer).style.display == 'none') {
		var object = 'media/plus.gif';
	} else {
		var object = 'media/minus.gif';
	}
	window.document.images[imagename].src = object;
}

 function go()
 {
	 var h = t01.clientHeight;
	 //window.resizeTo(380,h+50);
	 //window.resizeTo(h+100);
 }

function navChange(formName, popupName, targetName) {
   var liste = document[formName].elements[popupName];
   if (liste.selectedIndex != 0) {
      location.href = targetName + liste.options[liste.selectedIndex].value;
   }
}


/* increase/decrease font size inside "Step"
* use: FontSizer(1, false), FontSizer(-1, false) or FontSizer(0, true)
* Inc set to 1 or -1
* Reset set to true to get initial font size
*/
var EmStepWidth       = 1;   // increase/decrease font every step by spEmStepWidth
var EmBasis           = 11;  // font size of given Div-ID at startup
var EmStep            = 0;   // counter for current step (leave as 0)
var EmMaxSteps        = 2;   // maximum steps alowed

function FontSizer(Inc, Reset) {

       // reset font size
       if (Reset) EmStep = -1;

       // inside allowed steps?
       if (Math.abs(EmStep + Inc) <= EmMaxSteps) {

	       // increase/decrease EmStep
	       EmStep += Inc;

	       // set new font size for every tag inside "EmStep"
	       EmFontSize = EmStep * EmStepWidth + EmBasis;

	       //get CSS-Id
	       EmBody = document.getElementById('standard_type');

	       // set new font size
	       EmBody.style.fontSize = EmFontSize + "px";
       }

       if (EmStep == -EmMaxSteps) {

	       document.getElementById("FontsizeMinus").src = "http://www.premium-kanzleien.com//media/minus_lo.gif";

       } else if (EmStep == EmMaxSteps) {

		       document.getElementById("FontsizePlus").src =
"http://www.premium-kanzleien.com//media/plus_lo.gif";

       } else {

	       document.getElementById("FontsizePlus").src = "http://www.premium-kanzleien.com//media/plus.gif";
	       document.getElementById("FontsizeMinus").src = "http://www.premium-kanzleien.com//media/minus.gif";
       }
}

function go_to(URL) {
	self.location.href = URL;
	//alert(URL);
}

function lexikon(begriff) {
   //alert(begriff);
   window.open("lexikon.php?cs=&begriff="+begriff+"","lexikon","scrollbars=yes,resizeable=yes,width=302,height=500");
}

function windowopen(page,parameter) {
   //alert(""+page+".php?"+parameter+"");
   window.open(""+page+".php?"+parameter+"","fensterln","scrollbars=yes,resizeable=yes,width=400,height=600");
}