function showhide(rowname){

	rowobject = document.getElementById(rowname);

	if(rowobject.style.display=='none'){

		rowobject.style.display='';

	}else{

		rowobject.style.display='none';		

	}

}

function check_inquiry(frm){

	if(frm.name.value=="")

	{

		alert('Please enter your name');

		frm.name.focus();

		return false;			

	}

	if(frm.country.value=="")

	{

		alert('Please select country');

		frm.country.focus();

		return false;			

	}

	if(frm.phone.value=="")

	{

		alert('Please enter your phone');

		frm.phone.focus();

		return false;			

	}

	if(frm.email.value==""){

		alert('Please enter your email address');

		frm.email.focus();

		return false;

	}else{

		if(!emailCheck(frm.email.value)){

			alert('Your entered email address seems to be incorrect');

			frm.email.focus();

			return false;				

		}			

	}	

	if(frm.message.value=="")

	{

		alert('Please enter your message');

		frm.message.focus();

		return false;			

	}
	
	if(frm.security_code.value=="")

	{

		alert('Please enter security code');

		frm.security_code.focus();

		return false;			

	}

	if(!confirm('Are you sure to submit form now?')){

		return false;	

	}

}

function emailCheck (emailStr) {





var checkTLD=1;



var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;





var emailPat=/^(.+)@(.+)$/;





var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";





var validChars="\[^\\s" + specialChars + "\]";





var quotedUser="(\"[^\"]*\")";





var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;







var atom=validChars + '+';





var word="(" + atom + "|" + quotedUser + ")";







var userPat=new RegExp("^" + word + "(\\." + word + ")*$");





var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");



var matchArray=emailStr.match(emailPat);



if (matchArray==null) {





//	alert("Email address seems incorrect (check @ and .'s)");

return false;

}

var user=matchArray[1];

var domain=matchArray[2];







for (i=0; i<user.length; i++) {

if (user.charCodeAt(i)>127) {

//alert("Ths username contains invalid characters.");

return false;

   }

}

for (i=0; i<domain.length; i++) {

if (domain.charCodeAt(i)>127) {

//alert("Ths domain name contains invalid characters.");

return false;

   }

}



if (user.match(userPat)==null) {



//alert("The username doesn't seem to be valid.");

return false;

}



var IPArray=domain.match(ipDomainPat);

if (IPArray!=null) {



for (var i=1;i<=4;i++) {

if (IPArray[i]>255) {

//alert("Destination IP address is invalid!");

return false;

   }

}

return true;

}

 

var atomPat=new RegExp("^" + atom + "$");

var domArr=domain.split(".");

var len=domArr.length;

for (i=0;i<len;i++) {

if (domArr[i].search(atomPat)==-1) {

//alert("The domain name does not seem to be valid.");

return false;

   }

}



if (checkTLD && domArr[domArr.length-1].length!=2 && 

domArr[domArr.length-1].search(knownDomsPat)==-1) {

//alert("The address must end in a well-known domain or two letter " + "country.");

return false;

}



if (len<2) {

//alert("This address is missing a hostname!");

return false;

}





return true;

}