function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}




  function checkContactForm(it){
   re_empty=/^\s*$/;
   re_email=/^[a-zA-Z0-9\._-]+@[A-Za-z0-9\._-]+\.[A-Za-z]{2,4}$/;
   re_valid=/^[ \w\.-]+$/;
   if (re_empty.test(it.name.value)){
				alert("'Name' must not be empty.");
				return false;
   }
   if (re_empty.test(it.email.value)){
				alert("'Email' must not be empty");
				return false;
   }
   if (!re_email.test(it.email.value)){
				alert("Invalid format for 'Email'");
				return false;
   }

   if (re_empty.test(it.comm.value)){
				alert("Please enter your comments.");
				return false;
   }

		return true;
  }
  
  
  function checkNewsForm(it){
   re_empty=/^\s*$/;
   re_email=/^[a-zA-Z0-9\._-]+@[A-Za-z0-9\._-]+\.[A-Za-z]{2,4}$/;
   re_valid=/^[ \w\.-]+$/;
   date_format = /^\d\d\.\d\d\.\d\d$/;
   if (re_empty.test(it.name.value)){
				alert("'Name' must not be empty.");
				return false;
   }
   if (re_empty.test(it.email.value)){
				alert("'Email' must not be empty");
				return false;
   }

	if (re_empty.test(it.title.value)){
		alert("Please, enter title!");
		return false;
	}

	if (isNaN(parseInt(it.cat.options[it.cat.selectedIndex].value))){
		alert("Please, select category!");
		return false;
	}

	if (re_empty.test(it.date.value) || !date_format.test(it.date.value)){
			alert("Invalid DATE format!");
			return false;
	}

	if (re_empty.test(it.summary.value)){
		alert("Please, enter summary!");
		return false;
	}
   
		return true;
  }
  function checkEventForm(it){
   re_empty=/^\s*$/;
   re_email=/^[a-zA-Z0-9\._-]+@[A-Za-z0-9\._-]+\.[A-Za-z]{2,4}$/;
   re_valid=/^[ \w\.-]+$/;
   date_format = /^\d\d\.\d\d\.\d\d$/;
   if (re_empty.test(it.cname.value)){
				alert("'Name' must not be empty.");
				return false;
   }
   if (re_empty.test(it.cemail.value)){
				alert("'Email' must not be empty");
				return false;
   }

	if (re_empty.test(it.title.value)){
		alert("Please, enter title!");
		return false;
	}

	if (isNaN(parseInt(it.cat.options[it.cat.selectedIndex].value))){
		alert("Please, select category!");
		return false;
	}

	if (re_empty.test(it.organizer.value)){
		alert("Please, enter organizer name!");
		return false;
	}


	if (re_empty.test(it.detail.value)){
		alert("Please, enter detail!");
		return false;
	}
   
		return true;
  }

  

  function checkMemberForm(it){
	empty = /^\s*$/;

	if (empty.test(it.name.value)){
		alert("Please enter your name!");
		return false;
	}

	if (isNaN(parseInt(it.cat.options[it.cat.selectedIndex].value))){
		alert("Please select a category!");
		return false;
	}

	if (empty.test(it.sinfo.value)){
		alert("Please enter summary info!");
		return false;
	}


	return true;
  }