function isemail (s){
	
	var i = 1;
	var sLength = s.length;
	// look for @
	while ((i < sLength) && (s.charAt(i) != "@")){
	i++
	}
    
	if ((i >= sLength) || (s.charAt(i) != "@")) 
	return false;
	else i += 2;
 
	// look for .
	while ((i < sLength) && (s.charAt(i) != ".")){
	i++
	}
	
	// there must be at least one character after the .
	if ((i >= sLength - 1) || (s.charAt(i) != ".")) return false;
	else return true;
}


function validate()
{
	if (document.enquiry.name.value=="")
	{
		alert("please enter name");
		document.enquiry.name.focus();
		return false
	}
	else if (document.enquiry.address.value=="")
	{
		alert("please enter address");
		document.enquiry.address.focus();
		return false
	}
	else if (document.enquiry.phone.value=="")
	{
		alert("please enter phone");
		document.enquiry.phone.focus();
		return false
	}
	else if (document.enquiry.email.value=="")
	{
		alert("please enter email");
		document.enquiry.email.focus();
		return false
	}
	else if (isemail(document.enquiry.email.value)==false)
	{
		alert("Correct the email address !.");
		document.enquiry.email.focus();
		return false		
	}
	else if (document.enquiry.enquiry.value=="")
	{
		alert("please enter enquiry");
		document.enquiry.enquiry.focus();
		return false
	}
	else
	{
		return true;
	}
	
}

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) { //v4.01
  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];}
}