// JavaScript Document


var has_inner = typeof(window.innerWidth) == 'number';  
var has_element = document.documentElement && document.documentElement.clientWidth;    
// Moves the box object to be centered on current  
// viewable area of the page  
function center_box(box, width, height)  
{  
     cleft = has_inner  
         ? pageXOffset +   
           (window.innerWidth - width)/2  
         : has_element  
           ? document.documentElement.scrollLeft +   
             (document.documentElement.clientWidth - width)/2  
           : document.body.scrollLeft +   
             (document.body.clientWidth - width)/2;  
   
     ctop = has_inner  
         ? pageYOffset + (window.innerHeight - height)/2  
         : has_element  
           ? document.documentElement.scrollTop +   
             (document.documentElement.clientHeight - height)/2  
           : document.body.scrollTop +   
             (document.body.clientHeight - height)/2;  
   
     box.style.left = cleft > 0 ? cleft + 'px' : '0px';  
     box.style.top = ctop > 0 ? ctop + 'px' : '0px';  
 }  
/*******************no centra *********************************************/
function no_center_box(box, width, height)  
{  
     cleft = has_inner  
         ? pageXOffset +   
           (window.innerWidth - width)/2  
         : has_element  
           ? document.documentElement.scrollLeft +   
             (document.documentElement.clientWidth - width)/2  
           : document.body.scrollLeft +   
             (document.body.clientWidth - width)/2;  
   
     ctop = has_inner  
         ? pageYOffset + (window.height)  
         : has_element  
           ? document.documentElement.scrollTop +   
             (document.documentElement.height) 
           : document.body.scrollTop +   
             (document.body.height);  
   
     box.style.left = cleft > 0 ? cleft + 'px' : '0px';  
     box.style.top = ctop > 0 ? ctop + 'px' : '0px';  
 }  
/****************************************************************/
 
 
   
 // Hides other alone popup boxes that might be displayed  
 function hide_other_alone(obj)  
 {  
     if (!document.getElementsByTagName)  
         return;  
   
     var all_divs = document.body.getElementsByTagName("DIV");  
   
     for (i = 0; i < all_divs.length; i++)  
     {  
         if (all_divs.item(i).style.position != 'absolute' ||  
             all_divs.item(i) == obj ||  
             !all_divs.item(i).alonePopupBox)  
         {  
             continue;  
         }  
   
         all_divs.item(i).style.display = 'none';  
     }  
     return;  
 }  
   
 // Shows a box if it wasn't shown yet or is hidden  
 // or hides it if it is currently shown  
 
 
 
 function show_hide_centered_box(an, width, height, borderStyle)  
 {  
     show_hide_centered_href(  
         an.href, width, height, borderStyle);  
     return false;  
 }  
  
/************************funcio per les imatges**********************/
 function img_show_hide_centered_box(an, width, height, borderStyle)  
 {  
     img_show_hide_centered_href(  
         an.href, width, height, borderStyle);  
     return false;  
 }
/********************************************************************/
 // Shows a box if it wasn't shown yet or is hidden  
 // or hides it if it is currently shown  
 
/*******************************************************************/
function img_show_hide_centered_href(href, width, height, borderStyle)  
 {  
     var boxdiv = document.getElementById(href);  
   
     if (boxdiv != null)  
     {  
         if (boxdiv.style.display=='none')  
         {  
             hide_other_alone(boxdiv);  
             // Show existing box, move it  
             // if document changed layout  
             no_center_box(boxdiv, width, height);  
             boxdiv.style.display='block';  
   
             // Workaround for Konqueror/Safari  
             if (!boxdiv.contents.contentWindow)  
                 boxdiv.contents.src = href;  
         }  
         else  
             // Hide currently shown box.  
             boxdiv.style.display='none';  
         return false;  
     }  
   
     hide_other_alone(null);  
   
     // Create box object through DOM  
     boxdiv = document.createElement('div');  
   
     // Assign id equalling to the document it will show  
     boxdiv.setAttribute('id', href);  
   
     // Add object identification variable  
     boxdiv.alonePopupBox = 1;  
   
     boxdiv.style.display = 'bloxk';  
     boxdiv.style.position = 'absolute';  
     boxdiv.style.width = width + 'px';  
     boxdiv.style.height = height + '%';  
     boxdiv.style.border = borderStyle;  
     boxdiv.style.textAlign = 'right';  
     boxdiv.style.padding = '4px';  
     boxdiv.style.background = '#ffffff';

     document.body.appendChild(boxdiv);
	 
   
     var offset = 0;  
   
     // Remove the following code if 'Close' hyperlink  
     // is not needed.  
     var close_href = document.createElement('a');  
     close_href.href = 'javascript:void(0);';  
     close_href.onclick = function()  
     {  
         img_show_hide_centered_href(href, width, height, borderStyle);  
     }  
   
     close_href.appendChild(document.createTextNode('Tancar'));  
     boxdiv.appendChild(close_href);  
     offset = close_href.offsetHeight;  
     // End of 'Close' hyperlink code.  
   
     var contents = document.createElement('iframe');  
     contents.scrolling = 'no';  
     contents.overflowX = 'hidden';  
     contents.overflowY = 'scroll';  
     contents.frameBorder = '0';
	 //contents.style.border='1px solid'
     contents.style.width = (width-2) + 'px';  
     contents.style.height = (height-2) + '%';  
   
     boxdiv.contents = contents;  
     boxdiv.appendChild(contents);  
   
     no_center_box(boxdiv, width, height);  
   
     if (contents.contentWindow)  
         contents.contentWindow.document.location.replace(  
             href);  
     else  
         contents.src = href;  
   
     // The script has successfully shown the box,  
     // prevent hyperlink navigation.  
     return;  
 }  
/*******************************************************************/
 
 function show_hide_centered_href(href, width, height, borderStyle)  
 {  
     var boxdiv = document.getElementById(href);  
   
     if (boxdiv != null)  
     {  
         if (boxdiv.style.display=='none')  
         {  
             hide_other_alone(boxdiv);  
             // Show existing box, move it  
             // if document changed layout  
             center_box(boxdiv, width, height);  
             boxdiv.style.display='block';  
   
             // Workaround for Konqueror/Safari  
             if (!boxdiv.contents.contentWindow)  
                 boxdiv.contents.src = href;  
         }  
         else  
             // Hide currently shown box.  
             boxdiv.style.display='none';  
         return false;  
     }  
   
     hide_other_alone(null);  
   
     // Create box object through DOM  
     boxdiv = document.createElement('div');  
   
     // Assign id equalling to the document it will show  
     boxdiv.setAttribute('id', href);  
   
     // Add object identification variable  
     boxdiv.alonePopupBox = 1;  
   
     boxdiv.style.display = 'block';  
     boxdiv.style.position = 'absolute';  
     boxdiv.style.width = width + 'px';  
     boxdiv.style.height = height + 'px';  
     boxdiv.style.border = borderStyle;  
     boxdiv.style.textAlign = 'right';  
     boxdiv.style.padding = '4px';  
     boxdiv.style.background = '#FFFFFF';  
     document.body.appendChild(boxdiv);
	 
   
     var offset = 0;  
   
     // Remove the following code if 'Close' hyperlink  
     // is not needed.  
     var close_href = document.createElement('a');  
     close_href.href = 'javascript:void(0);';  
     close_href.onclick = function()  
     {  
         show_hide_centered_href(href, width, height, borderStyle);  
     }  
   
     close_href.appendChild(document.createTextNode('Tancar'));  
     boxdiv.appendChild(close_href);  
     offset = close_href.offsetHeight;  
     // End of 'Close' hyperlink code.  
   
     var contents = document.createElement('iframe');  
     //contents.scrolling = 'no';  
     contents.overflowX = 'hidden';  
     contents.overflowY = 'scroll';  
     contents.frameBorder = '0';  
     contents.style.width = width + 'px';  
     contents.style.height = (height - offset) + 'px';  
   
     boxdiv.contents = contents;  
     boxdiv.appendChild(contents);  
   
     center_box(boxdiv, width, height);  
   
     if (contents.contentWindow)  
         contents.contentWindow.document.location.replace(  
             href);  
     else  
         contents.src = href;  
   
     // The script has successfully shown the box,  
     // prevent hyperlink navigation.  
     return;  
 }