// Validate Required


function validateRequired(field, msg, min, max){
	var test = "pass";

	if(field.value.length == 0) {
		test = "fail";
	}else if(min && field.value.length < min) {
		msg = msg + "\nMin Lenght should be " + min;
		test = "fail";
	}else if(max && field.value.length > max) {
		msg = msg + "\nMax Lenght should be " + max;
		test = "fail";
	}
	
	if(test == "fail"){
		alert(msg)
		field.focus();
		field.select();
		return false;
	}
	
	return true;
}

// Validate Number
function validateNumber(field, msg, min, max){
	if (!min) { min = 0 }
	if (!max) { max = 255 }

	if ( (parseInt(field.value) != field.value) ||
             field.value.length < min ||
             field.value.length > max) {
		alert(msg);
		field.focus();
		field.select();
		return false;
	}

	return true;
}

// Validate Mail IDs
function validateEmail(field, msg){
	if (!field.value) {
		return true;
	}

	var re_mail = /^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+.)+([a-zA-Z])+$/;
	if (!re_mail.test(field.value)) {
		if (msg != '') { alert(msg) }
		field.focus();
		field.select();
		return false;
	}
    
	return true;
}
 

// Validate Alpha-Numeric
function validateAlphaNumeric(field, msg){
	var numaric = field.value;
	for(var j=0; j<numaric.length; j++) {
		var alphaa = numaric.charAt(j);
		var hh = alphaa.charCodeAt(0);
		
		if(!(hh > 47 && hh<59) || (hh > 64 && hh<91) || (hh > 96 && hh<123)){
			if (msg != ''){
				alert(msg);
			}
			field.focus();
			field.select();
			return false;
		}
	}
	return true;
}

// Validate Alpha-Numeric
function validateCombo(field, msg){
	
	if(field.selectedIndex == 0){
		if (msg != ''){
			alert(msg);
		}
		field.focus();
		return false;
	}

	return true;
}

// Validate Extension
function CheckExtension(field, msg){
	
	var ext = field.value.split(".")
	if(ext[1] != 'doc'){
		if (msg != ''){
			alert(msg);
		}
		field.focus();
		return false;
	}

	return true;
}
function compareFields(field1, field2, msg) {

	if(field1.value != field2.value) {
		if (msg != ''){
			alert(msg)
		}
		return false;
	}
    
	return true;
}

// to check value as true
function checkValue(field, msg, val) {
	
	if (!val) val = 'true';
	if(field.value != val) {
		if (msg != ''){
			alert(msg);	
		}
		return false;
	}
	return true;
}





function validatePhoneno(field,msg) {
		if((field.value==null) ||(field.value=="")) {
			alert('Please enter your phone number');
			field.focus();
			return false;
		}
		//else if(field.value.search(/^[0-9]+$/ == -1) {
		else if((field.value.search(/\d{3}\-\d{8}/) ==-1) || (field.value.search(/\d{3}\ \d{8}/) ==-1)) 
		{
			alert("Phone Number Should be xxx-xxxxxxxx or xxx xxxxxxxx");
			field.focus();
			return false;
		}
}


// Functions for Image Roll over
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

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_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_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.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];}
}



//show pop up windows
function show_pop(url)
{
window.open(url,"welcome","width=600,height=600,menubar=no,status=no,location=no,toolbar=no,scrollbars=yes")
}
//show inner blocks
function show_block(val1,val2)
{
 document.getElementById(val1).style.display='block'
 document.getElementById(val2).style.display='none'

}
function confirmAlert(msg) {
	return confirm(msg);
}