// JavaScript Document
function validation() {

if(document.regis.name.value=="") {
	alert("Please, Enter Your Name");
	document.regis.name.focus();
	return false;
}
if(document.regis.email.value=="") {
	alert("Please, Enter E-mail");
	document.regis.email.focus();
	return false;
}		

  var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
  var address = document.regis.email.value;
  if(reg.test(address) == false) {
 alert('Invalid Email Address');
  return false;
   }

if(document.regis.phone.value=="") {
	alert("Please, Enter Your Phone Number");
	document.regis.phone.focus();
	return false;
	}
var numericExpression = /^[0-9]+$/;
	if(numericExpression.test(document.regis.phone.value)){
		return true;
	}else{
		alert("Please Enter the Numbers");
		document.regis.phone.value='';
		document.regis.phone.focus();
		return false;
	}
if(document.regis.subject.value=="") {
	alert("Please, type subject");
	document.regis.subject.focus();
	return false;					
	}						
	
	if(document.regis.comments.value=="") {
	alert("Please, type your Question / Feedback / Comments");
	document.regis.comments.focus();
	return false;					
	}

}


function onlyNumbers(evt)
{
	var e = event || evt; // for trans-browser compatibility
	var charCode = e.which || e.keyCode;

	if (charCode > 31 && (charCode < 48 || charCode > 57))
		return false;

	return true;

}
function newsvalidation(){
	if(document.getElementById('newsname').value=='' || document.getElementById('newsname').value=='Enter the Name'){
		if(document.getElementById('newsname').value=='Enter the Name'){
			alert("Please Enter the Name");
			document.getElementById('newsname').value='';
			document.getElementById('newsname').focus();
			return false;
		}
		alert("Please Enter the Name");
		document.getElementById('newsname').focus();
		return false;
	}
	if(document.getElementById('newsemail').value=='' || document.getElementById('newsemail').value=='Enter the Email'){
		if(document.getElementById('newsemail').value=='Enter the Email'){
			alert("Please Enter the Email Address");
			document.getElementById('newsemail').value='';
			document.getElementById('newsemail').focus();
			return false;
		}		
		alert("Please Enter the Email Address");
		document.getElementById('newsemail').focus();
		return false;
	}
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/
  	var address = document.getElementById('newsemail').value;
	 if(reg.test(address) == false) {
 		alert('Invalid Email Address');
		document.getElementById('newsemail').focus();
 	 return false;
   }
}

var nW,nH,oH,oW;
function zoomToggle(iWideSmall,iHighSmall,iWideLarge,iHighLarge,whichImage){
oW=whichImage.style.width;oH=whichImage.style.height;
if((oW==iWideLarge)||(oH==iHighLarge)){
nW=iWideSmall;nH=iHighSmall;}else{
nW=iWideLarge;nH=iHighLarge;}
whichImage.style.width=nW;whichImage.style.height=nH;
}

function requestvalidation(){	
 var chek=document.getElementsByName('color');
 var len=chek.length;
 var cheksize=document.getElementsByName('size');
 var lensize=cheksize.length;
 for(var i=0; i < len; i++) {
		 if(chek[i].checked){
		for(var j=0; j < lensize; j++) {
		 if(cheksize[j].checked){
			 return true;
			 break;
		 }
	   }
	   alert("Please Select any one of the Size");
		 return false;	
	 }	
 }
 alert("Please Select any one of the Color");
 return false;
	
 
}
function changeimg(im,pr)
{
	document.getElementById('chbimg').innerHTML='<img src="product/big/'+im+'" border="0" alt="'+pr+'" title="'+pr+'"  />';
}
function quotevalidation() {

if(document.regis.name.value=="") {
	alert("Please, Enter Your Name");
	document.regis.name.focus();
	return false;
}
if(document.regis.email.value=="") {
	alert("Please, Enter E-mail");
	document.regis.email.focus();
	return false;
}		

  var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
  var address = document.regis.email.value;
  if(reg.test(address) == false) {
 alert('Invalid Email Address');
  return false;
   }

if(document.regis.phone.value=="") {
	alert("Please, Enter Your Phone Number");
	document.regis.phone.focus();
	return false;
	}
var numericExpression = /^[0-9]+$/;
	if(numericExpression.test(document.regis.phone.value)){
		return true;
	}else{
		alert("Please Enter the Numbers");
		document.regis.phone.value='';
		document.regis.phone.focus();
		return false;
	}
	if(document.regis.address.value.length < 20) {
	alert("Please Enter Your Address");
	document.regis.address.focus();
	return false;					
	}				
	
	if(document.regis.comments.value=="") {
	alert("Please, type your Question / Feedback / Comments");
	document.regis.comments.focus();
	return false;					
	}

}
function searchvalidation(){
	if(document.getElementById('search').value==''){
		alert("Please Enter the Search keyword");
		document.getElementById('search').focus();
		return false;
	}
}