if (document.images) {         
    img1on = new Image();      
    img1on.src = "caritas/images/i/FR_on.gif";
    
    img2on = new Image();      
    img2on.src = "caritas/images/i/EN_on.gif";
    
    img3on = new Image();      
    img3on.src = "caritas/images/i/NL_on.gif";
    
    img4on = new Image();      
    img4on.src = "caritas/images/i/zoek_on.gif";
    
    img5on = new Image();      
    img5on.src = "caritas/images/i/log1_on.gif";
    
    img6on = new Image();      
    img6on.src = "caritas/images/i/log2_on.gif";
    
    img7on = new Image();      
    img7on.src = "caritas/images/i/log3_on.gif";
    
    img8on = new Image();      
    img8on.src = "caritas/images/i/log4_on.gif";
    
    img9on = new Image();      
    img9on.src = "caritas/images/i/log5_on.gif";
    
    img10on = new Image();      
    img10on.src = "caritas/images/i/log6_on.gif";
    
    img11on = new Image();      
    img11on.src = "caritas/images/i/log7_on.jpg";
    
    img1off = new Image(); 
    img1off.src = "caritas/images/i/FR_off.gif"; 
    
    img2off = new Image(); 
    img2off.src = "caritas/images/i/EN_off.gif"; 
    
    img3off = new Image(); 
    img3off.src = "caritas/images/i/NL_off.gif"; 
  
    img4off = new Image(); 
    img4off.src = "caritas/images/i/zoek_off.gif";  
    
    img5off = new Image(); 
    img5off.src = "caritas/images/i/log1_off.gif"; 
    
    img6off = new Image(); 
    img6off.src = "caritas/images/i/log2_off.gif"; 
    
    img7off = new Image(); 
    img7off.src = "caritas/images/i/log3_off.gif"; 
  
    img8off = new Image(); 
    img8off.src = "caritas/images/i/log4_off.gif"; 
    
    img9off = new Image(); 
    img9off.src = "caritas/images/i/log5_off.gif"; 
  
    img10off = new Image(); 
    img10off.src = "caritas/images/i/log6_off.gif"; 
    
    img11off = new Image(); 
    img11off.src = "caritas/images/i/log7_off.jpg"; 
}


function imgOn(imgID) {
    if (document.images) {
        document.getElementById(imgID).src = eval(imgID + "on.src");
    }
}


function imgOff(imgID) {
        if (document.images) {
            document.getElementById(imgID).src = eval(imgID + "off.src");
        }
}