/*script reload captcha*/

function RefreshImage(valImageId) {
	var objImage = document.images[valImageId];
	if (objImage == undefined) {
		return;
	}
	var now = new Date();
	objImage.src = objImage.src.split('?')[0] + '?x=' + now.toUTCString();
}

/*fine*/  
			


/*submit once*/
function submitonce(theform){
//if IE 4+ or NS 6+
if (document.all||document.getElementById){
//screen thru every element in the form, and hunt down "submit" and "reset"
for (i=0;i<theform.length;i++){
var tempobj=theform.elements[i]
if(tempobj.type.toLowerCase()=="submit"||tempobj.type.toLowerCase()=="reset")
//disable em
tempobj.disabled=true
}
}
}
/*fine*/  


/*mostra/nascondi div*/

function mostra(valore) {  
				 
  if (document.getElementById(valore).style.display == 'block') {
	
	   	document.getElementById(valore).style.display='none'; 
		
 } else {
 
	   	document.getElementById(valore).style.display='block';
  	   
   		}
		
  }	  	
				  
/*fine*/