// JavaScript Document
function gotoUrl(cod) {
	switch(cod) {
		case 'english':
			URLStr='index.php?pk=' + cod;
			break;
			
		case 'islenska':
			URLStr='index.php?pk=' + cod;
			break;
						
		case '':
			return;
			break;
		
		default:
			if ( isInteger(cod) ) {
				URLStr='/project/' + cod;
			} else {
				URLStr= '/' + cod;
			}
	}
	
	location = URLStr;
}

function isInteger (s)
{
   var i;

   if (isEmpty(s))
   if (isInteger.arguments.length == 1) return 0;
   else return (isInteger.arguments[1] == true);

   for (i = 0; i < s.length; i++)
   {
      var c = s.charAt(i);

      if (!isDigit(c)) return false;
   }

   return true;
}

function isEmpty(s)
{
   return ((s == null) || (s.length == 0))
}

function isDigit (c)
{
   return ((c >= "0") && (c <= "9"))
}