function empty_Field(textobj)
{
	if(textobj.value.length==0)
	{
		 //textobj.focus();
		 return true;
	}
	for(var i=0;i < textobj.value.length;++i)
	{
		var ch =textobj.value.charAt(i);
	if(ch!=' '&&ch!= '\t') 
		return false;
	}
	//textobj.focus();
	return true;
}
function validEmailId(CheckEmptyEmail)
{
		var inem1,inem2,lenem1,l,l1,lenem2,lensp,lechar;
		inem1 = CheckEmptyEmail.length;
		l = CheckEmptyEmail;
		l1 = l.lastIndexOf('.');
		lenem1 = l.lastIndexOf('@');
		lenem2 = l.indexOf('@');
		lensp = l.indexOf(' ');
		lechar = l.charAt(lenem1 + 1);
	
		if(lechar == '.')
		{
			return false;
		}
		
		if((lenem1 + 1) == l1 || (l1 + 1) == inem1 || lenem1 > l1 || lenem2 != lenem1 || lensp != -1 || lenem1 == 0)
		{
			return false;
		}
	
		if(CheckEmptyEmail.indexOf('@') == -1 || CheckEmptyEmail.indexOf('.')== -1)
		{
			return false;
		}
		
		if (l.indexOf(',') != -1 || l.indexOf('/') != -1 || l.indexOf('(') != -1 || l.indexOf(')') != -1 || l.indexOf('*') != -1 || l.indexOf('&') != -1 || l.indexOf('^') != -1 || l.indexOf('%') != -1 || l.indexOf('$') != -1 || l.indexOf('&') != -1 || l.indexOf('#') != -1 || l.indexOf('!') != -1 )
		{
			return false;
		}
		
		return true;
}
function validateform()
{
	if (empty_Field(document.form1.fname))
	{
		alert("Enter Your First Name");
		document.form1.fname.focus();
		return false;
	}
	if (empty_Field(document.form1.email))
	{
		alert("Enter Your E-mail");
		document.form1.email.focus();
		return false;
	}
	if (!validEmailId(document.form1.email.value))
	{
		alert("Enter Your Valide E-mail");
		document.form1.email.focus();
		return false;
	}
	if (empty_Field(document.form1.telephone))
	{
		alert("Enter Your Telephone");
		document.form1.telephone.focus();
		return false;
	}	
}
function clearform()
{
	document.form1.fname.value='';
	document.form1.lname.value='';
	document.form1.compname.value='';
	document.form1.email.value='';
	document.form1.telephone.value='';
	document.form1.add.value='';
	document.form1.comments.value='';
}
function inlargeimage(file)
{
	if(empty_Field(document.getElementById("newstxt")))
	{
		alert("Please Enter Email");
		document.getElementById("newstxt").focus();
		return false;
	}
	if (!validEmailId(document.getElementById("newstxt").value))
	{
		alert("Enter Your Valide E-mail");
		document.getElementById("newstxt").focus();
		return false;
	}
	awindow = window.open(file +'?newstxt='+ document.getElementById("newstxt").value ,"thewindow1","width=300,height=100,top=0,left=0,status=yes,resizable=yes,scrollbars=yes");
}