/* visible-hide scripts */
function hideall() {

	  pop=new Array();
 	  for(j=1;j<6;j++) {
	  pop[j]='pop' + j;
  	  }
	  
	  
	if (document.getElementById) {	
		for(j=1;j<6;j++) {
			layers=document.getElementById(pop[j]);
			layers.style.visibility='hidden';
			}
		}
		
		
	  if (document.all) {   
	 	  for(j=1;j<6;j++) {
			  otherlayers=document.all(pop[j]).style;
			  otherlayers.visibility='hidden';
		  	  }
			  		
		  }
		
			
		if(document.layers) {
			for(j=1;j<6;j++) {
		 		layers=document.layers[pop[j]];
				layers.visibility='hidden';
				}
		}
	  

}

function visibleHide(menu) {


	  pop=new Array();
 	  for(j=1;j<6;j++) {
	  pop[j]='pop' + j;
  	  }
 	
	 if (document.getElementById) {

		textmenu=document.getElementById(menu);
		//submenu=document.getElementById(submenu);
	    //submenu.style.visibility='hidden';
		if (textmenu.style.visibility=='visible') 
			textmenu.style.visibility='hidden';
		else textmenu.style.visibility='visible';
		
		for(j=1;j<6;j++) {
		otherlayers=document.getElementById(pop[j]);
		otherlayersid=document.getElementById(pop[j]).id;
		if(otherlayersid!=menu){
				otherlayers.style.visibility='hidden';
			}
		}
		
		}



	else 
	  if (document.all) { 
	  textMenu = document.all(menu).style;
	  //submenu = document.all(submenu).style;
 	  //submenu.visibility='hidden'; 
		 		if (textMenu.visibility=='visible') 
					textMenu.visibility='hidden'; 
				else textMenu.visibility='visible'; 
	  
 	  for(j=1;j<6;j++) {
	  otherlayers=document.all(pop[j]).style;
	  otherlayersid=document.all(pop[j]).id;
		  if(otherlayersid!=menu){
		  	otherlayers.visibility='hidden';
		  }
	  }
		  		
	  }



	 else {
			if (document.layers) { 
		    //document.layers[submenu].visibility='hide';
				if (document.layers[menu].visibility=='show')
					document.layers[menu].visibility='hidden';
				else document.layers[menu].visibility='show';
			}
			for(j=1;j<6;j++) {
	 		otherlayers=document.layers[pop[j]];
	  		otherlayersid=document.layers[pop[j]].id;
				 if(otherlayersid!=menu){
				   otherlayers.visibility='hidden';
				 }
			}
		}
		
	
		
}


function showdetail(submenu) {

	 if (document.getElementById) {
		submenu=document.getElementById(submenu);
	    submenu.style.visibility='visible';
		}


	else 
	  if (document.all) { 
	  submenu = document.all(submenu).style;
 	  submenu.visibility='visible'; 	  		
	  }


   else {
	  if (document.layers)
	  document.layers[submenu].visibility='show';
	  }

}


function hide(submenu) {

	 if (document.getElementById) {
		submenu=document.getElementById(submenu);
	    submenu.style.visibility='hidden';
		}


	else 
	  if (document.all) { 
	  submenu = document.all(submenu).style;
 	  submenu.visibility='hidden'; 	  		
	  }


   else {
	  if (document.layers)
	  document.layers[submenu].visibility='hide';
	  }

}

/*function hidedetail(submenu1,submenu2,submenu3,submenu4,submenu5,submenu6,submenu7,submenu8,submenu9,submenu10,submenu11) {

	 if (document.getElementById) {
		
		submenu1=document.getElementById(submenu1);
	    submenu1.style.visibility='hidden';
		submenu2=document.getElementById(submenu2);
	    submenu2.style.visibility='hidden';
		submenu3=document.getElementById(submenu3);
	    submenu3.style.visibility='hidden';
		submenu4=document.getElementById(submenu4);
	    submenu4.style.visibility='hidden';
		submenu5=document.getElementById(submenu5);
	    submenu5.style.visibility='hidden';
		submenu6=document.getElementById(submenu6);
	    submenu6.style.visibility='hidden';
		submenu7=document.getElementById(submenu7);
	    submenu7.style.visibility='hidden';
		submenu8=document.getElementById(submenu8);
	    submenu8.style.visibility='hidden';
		submenu9=document.getElementById(submenu9);
	    submenu9.style.visibility='hidden';
		submenu10=document.getElementById(submenu10);
	    submenu10.style.visibility='hidden';
		submenu11=document.getElementById(submenu11);

	    submenu11.style.visibility='hidden';
		}


	else 
	  if (document.all) { 
	  submenu1 = document.all(submenu1).style;
 	  submenu1.visibility='hidden'; 
	  submenu2 = document.all(submenu2).style;
 	  submenu2.visibility='hidden'; 	
	  submenu3 = document.all(submenu3).style;
 	  submenu3.visibility='hidden';	
	  submenu4 = document.all(submenu4).style;
 	  submenu4.visibility='hidden'; 
	  submenu5 = document.all(submenu5).style;
 	  submenu5.visibility='hidden'; 	
	  submenu6 = document.all(submenu6).style;
 	  submenu6.visibility='hidden'; 	
	  submenu7 = document.all(submenu7).style;
 	  submenu7.visibility='hidden'; 	
	  submenu8 = document.all(submenu8).style;
 	  submenu8.visibility='hidden'; 	
	  submenu9 = document.all(submenu9).style;
 	  submenu9.visibility='hidden'; 
	  submenu10 = document.all(submenu10).style;
 	  submenu10.visibility='hidden'; 
	  submenu11 = document.all(submenu11).style;
 	  submenu11.visibility='hidden'; 
	  }


   else {
	  if (document.layers)
	  document.layers[submenu1].visibility='hide';
	  document.layers[submenu2].visibility='hide';
	  document.layers[submenu3].visibility='hide';
	  document.layers[submenu4].visibility='hide';
	  document.layers[submenu5].visibility='hide';
	  document.layers[submenu6].visibility='hide';
	  document.layers[submenu7].visibility='hide';
	  document.layers[submenu8].visibility='hide';
	  document.layers[submenu9].visibility='hide';
	  document.layers[submenu10].visibility='hide';
	  document.layers[submenu11].visibility='hide';
	  }

}*/


/* button-onmouseoverscripts */ 

var isMinNS4 = (navigator.appName.indexOf("Netscape") >= 0 && 
                parseFloat(navigator.appVersion) >= 4) ? 1 : 0; 
var isMinIE4 = (document.all) ? 1 : 0;
var isMinIE5 = (isMinIE4 && navigator.appVersion.indexOf("5.") >= 0) ? 1 : 0;

	
	
function getLayer(img)
{
   if (isMinIE4) return document; 
   if(document.layers){
	   for (i=0; i<document.layers.length; i++) {
			if (document.layers[i].document[img])return document.layers[i].document
	   }
   }
   return false
}


function imageOn(image)
{
        if (document.images)
        {
                imgOn = eval(image + "_on.src");
				/*if(document.getElementById) {
					imagename=document.getElementById(image);
					imagename.src=imgOn;
				}*/
                if(isMinIE4){document[image].src = imgOn;} 
				if(isMinNS4){  
				layer=getLayer(image); 
					if(layer.images) { 
					layer[image].src=imgOn;
					}
				}
        }
}

function imageOff(image)
{
        if (document.images)
        { 
                imgOff = eval( image + "_off.src");
				/*if(document.getElementById) {
					imagename=document.getElementById(image);
					imagename.src=imgOff;alert(imagename.src);
				}*/
                if(isMinIE4){document[image].src=imgOff;}
				if(isMinNS4){
				layer=getLayer(image);
					if(layer.images) {
					layer[image].src=imgOff;
					}
				}
        }
}       



/* check formulier */

/*
function checkform() {

	if(document.all||document.getElementById) {

        if (isEmpty(document.reageer.naam.value)) {
                alert("U moet uw naam nog invullen, zodat we weten met wie we contact op kunnen nemen.");
                return false;
        }
        if (isEmpty(document.reageer.email.value)) {
                alert("U heeft uw (Email-)adres nog niet ingevuld. Deze gegevens hebben wij nodig om contact met u op te nemen.");
                return false;
        }
		
	}
	
	if(document.layers) {
	
	    if (isEmpty(document.pop5.document.reageer.naam.value)) {
                alert("U moet uw naam nog invullen, zodat we weten met wie we contact op kunnen nemen.");
                return false;
        }
        if (isEmpty(document.pop5.document.reageer.email.value)) {
                alert("U heeft uw (Email-)adres nog niet ingevuld. Deze gegevens hebben wij nodig om contact met u op te nemen.");
                return false;
        }
		
	}
		
		
        return true;
}

function isEmpty(inputStr){
        if (inputStr == null || inputStr == ""){
                return true
        }
        return false
}       
*/

/* pop up window */

	function openWin( windowURL, windowName, windowFeatures ) { 
		return window.open( windowURL, windowName, windowFeatures ) ;
		 
	}