// JavaScript Document

function isBlank(str)

{

	if(str.length==0)

		return true;

	else

	   	return false;

}



function checkname()

{

	if(isBlank(document.form1.name.value))

	{

		alert("Please Specify Your Name!");

		return false;

	}

	else

		return true;

}



function checkemail()

{

	if(isBlank(document.form1.email.value))

	{

		alert("Please Specify Your Email ID!");

		return false;

	}

	else

		return true;

}



function checksub()

{

	if(isBlank(document.form1.subject.value))

	{

		alert("Please Specify Subject!");

		return false;

	}

	else

		return true;

}



function checkmsg()

{

	if(isBlank(document.form1.msg.value))

	{

		alert("Please Write Your Message!");

		return false;

	}

	else

		return true;

}



function emailvalidation(str)

{

	// E-mail Validation by Henrik Petersen / NetKontoret

	// Explained at www.echoecho.com/jsforms.htm

	// Please do not remove this line and the two lines above.

	value = str;

	apos=value.indexOf("@"); 

	dotpos=value.lastIndexOf(".");

	lastpos=value.length-1;

	if (apos<1 || dotpos-apos<2 || lastpos-dotpos>3 || lastpos-dotpos<2) 

	{

		alert("Email entered is in wrong format");

		return false;

	}

	else 

	{

		return true;

	}

}



function func1()

{

	if (checkname()==false) 

	{

		document.form1.name.focus(); 

		return false;

	}

	if (checkemail()==false) 

	{	

		document.form1.email.focus(); 

		return false;

	}

	if (emailvalidation(document.form1.email.value)==false)

	{

		document.form1.email.focus(); 

		return false;

	}

	if (checksub()==false) 

	{	

		document.form1.subject.focus(); 

		return false;

	}

	if (checkmsg()==false) 

	{	

		document.form1.msg.focus(); 

		return false;

	}

}