// JavaScript Document
	var charCode;
	function justNums(e){
		charCode=(navigator.appName=="Netscape")?e.which:e.keyCode
		if (charCode>31 && (charCode<48 || charCode>57)){
			//alert("You must enter a number"); 
			return false;
		}
		return true;
	}
	function daysInFebruary (year){
    	return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
	}

	function DaysArray(n) {
		for (var i = 1; i <= n; i++) {
			this[i] = 31
			if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
			if (i==2) {this[i] = 29}
   		}
   		return this
	}
	function isDate(day,month,year){
		var daysInMonth = DaysArray(12);
		mnth=parseInt(month.value,10);
		yr=parseInt(year.value,10);
		dy=parseInt(day.value,10);
		
		if(mnth<1 || mnth>12){
			alert("Mesec nije validan");
			month.select();
			return false;
		}
		
		if(yr<2006){
			alert("Godina nije validna");
			year.select();
			return false;
		}
		
		
		if(dy>daysInMonth[mnth] || (mnth==2 && dy>daysInFebruary(yr))){
			alert("Dan nije validan");
			day.select();
			return false;
		}
		return true;
	}
	function check(adr) {
  		var esc = adr.value.toLowerCase();
  		var kw = 0;
		for (var i=0; i < esc.length; i++) {
    		var ch = esc.charAt(i);
    		if (ch == '@')
      		kw += 1;
  		}
		if (kw!=1){
			alert('e-mail  nije validan');
			return(false);
		}
			//var filter=/^.+@.+\..{2,3}$/
			//if (!filter.test(esc)){
				//alert('e-mail error');
				//return(false);
			//}
			txt=esc.split("@");
 			if (txt[1].indexOf("..")>1) {
    			alert('e-mail nije validan');
    			return(false);
 			}
			if (esc.indexOf(" ")>0){
  				alert('e-mail nije validan');
				return(false);
			}
			adr.value=esc;
			return(true);
	}