// JavaScript Document

function transparent(im) {
   if (!im.transparented && (/\.png/.test(im.src))) {
      im.transparented = 1;
      var picture = im.src; var w = im.width; var h = im.height;
      im.src = "./i/no.gif";
      im.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod='scale', src='"+picture+"');";
    //  im.width = w; im.height = h;
   }
   return "transparent";
}

function highlight(){
var atags=document.getElementsByTagName('a');
for(var i=0;i<(atags.length);i++) {
if(atags[i].className=="nav"){
if(document.location.href.indexOf(atags[i].href)!=-1){
atags[i].className="active";
}
}
}
}

function ShowHide(id) {
	if (id != '') {
		var itm = null;
		var pitm= null;
		if (document.getElementById) { 
			itm = document.getElementById(id); 
		} else if (document.all) { 
			itm = document.all[id]; 
		} else if (document.layers) { 
			itm = document.layers[id]; 
		}
	  
		if (!itm) { 
			/* do nothing */ 
		} else if (itm.style) {
			if (itm.style.display == "none") { 
				itm.style.display = ""; 
			} else { 
				itm.style.display = "none";
			}
		} else { 
			itm.visibility = "show"; 
		}
	}
}

function Show(id) {
	if (id != '') {
		var itm = null;
		var pitm= null;
		if (document.getElementById) {
			itm = document.getElementById(id); 
		} else if (document.all) { 
			itm = document.all[id]; 
		} else if (document.layers) { 
			itm = document.layers[id]; 
		}
	  
		if (!itm) { 
			/* do nothing */ 
		} else if (itm.style) {
			itm.style.display="";
		}
	}
}


function isValidEmail(email)
  {
    re = /^([a-z0-9_\-]+\.)*[a-z0-9_\-]+@([a-z0-9][a-z0-9\-]*[a-z0-9]\.)+[a-z]{2,4}$/i;
    return re.test(email);
        }
        
        
function makeCheck(address)
        {
            
        	if (isValidEmail(address)) {
        		return true;
        		document.zakform.submit;
        	} else {
           		
        		return false;
        		
        	}
        	
       return false;
        }