function popCalendar(url,cname)
{

    var val=document.getElementById(cname).value;
    
    url=url+"?textbox="+cname+"&val="+val;
   
    window.open(url,'cal','width=220,height=270,left=770,top=380')
}
 function showLayer(cdiv) {
                setLayerPosition(cdiv);

                var shadow = document.getElementById("shadow");
                var question = document.getElementById(cdiv);
 
                shadow.style.display = "block"; 
                question.style.display = "block";

                shadow = null;
                question = null;             
            }
            
            function hideLayer(cdiv) {
                var shadow = document.getElementById("shadow");
                var question = document.getElementById(cdiv);
 
                shadow.style.display = "none"; 
                question.style.display = "none";

                shadow = null;
                question = null; 
            }
            
            
            
            function setLayerPosition(cdiv) {
                var shadow = document.getElementById("shadow");
                var question = document.getElementById(cdiv);

                shadow.style.width = screen.width+"px";
                shadow.style.height =screen.height+"px";
                shadow = null;
                question = null;
            }
            
            
 function displayphotoform()
 {
    
    document.getElementById("div_photo").style.display="block";
    //document.getElementById("maintbl").className="transparent_class";
    document.getElementById("lbl_MsgPhoto").innerHTML ="";
    showLayer('div_photo');
 }
 
 function displayphotoformmsg()
 {
    
    document.getElementById("div_photo").style.display="block";
    //document.getElementById("maintbl").className="transparent_class";
    //document.getElementById("lbl_MsgPhoto").innerHTML ="";
    showLayer('div_photo');
 }
 
 function HidePhotoForm()
 {
     
     if(document.getElementById("div_photo").style.display=="block")
     {
        document.getElementById("div_photo").style.display="none";
        document.getElementById("maintbl").className="no";
        hideLayer('div_photo');
     }
     
 }
 
 
 function displayImageSlideShow()
 {
    
    document.getElementById("div_slideshow").style.display="block";
  
    showLayer('div_slideshow');
 }
 
  function HideImageSlideShow()
 {
     
     if(document.getElementById("div_slideshow").style.display=="block")
     {
        document.getElementById("div_slideshow").style.display="none";
        hideLayer('div_slideshow');
     }
     
 }