function isEmpty( str )
{
   var tmp,i;
   len = str.length;
   for( i=0; i<str.length && str.charAt( i )==' '; i++ );
   if( i==len )
      return true;
   return false;
}
function contact_validate() {
/*
  CONTACT FORM VALIDATION
  ============================================================    */
	if( document.contact.name.value=="" ) {
		alert( "Please enter your Name" );
		document.contact.name.focus(  );
		return false;
	}
	if( isEmpty( document.contact.name.value ) ) {
		alert( "Please enter your Name" ); 
		document.contact.name.focus(  );
		return false;
	}
	if( document.contact.email.value =="" )	{
		alert( "Please enter your Email address" );
        document.contact.email.focus(  );
		return false;
	}

	if( document.contact.email.value != "" ) {
		var email1 = document.contact.email.value;
		at = email1.indexOf( '@',0 );
		if( email1 == -1 || email1.indexOf( '.',at )== -1 ) {
			alert( "Enter a valid Email Address." );
			document.contact.email.focus(  )
			return false	;	
		} else {
			x = email1.indexOf( '@', 0 )
			y = email1.indexOf( '.', 0 )
			if ( ( x==y+1 ) || ( x==y-1 ) ) {
				alert( "Enter a valid Email Address." );
				document.contact.email.focus(  )
				return false;
			}
		}
	}
	if( document.contact.phone.value=="" ) {
		alert( "Please enter your Phone Number" );
		document.contact.phone.focus(  );
		return false;
	}
	if( isEmpty( document.contact.phone.value ) ) {
		alert( "Please enter your Phone Number" ); 
		document.contact.phone.focus(  );
		return false;
	}
	if( document.contact.comment.value=="" ) {
		alert( "Please enter your Comments" );
		document.contact.comment.focus(  );
		return false;
	}
	if( isEmpty( document.contact.comment.value ) ) {
		alert( "Please enter your Comments" ); 
		document.contact.comment.focus(  );
		return false;
	}
	if( document.contact.txtNumber.value=="" ) {
		alert( "Please enter the Verification Number" );
		document.contact.txtNumber.focus(  );
		return false;
	}
	if( isEmpty( document.contact.txtNumber.value ) ) {
		alert( "Please enter the Verification Number" ); 
		document.contact.txtNumber.focus(  );
		return false;
	}

	return true;

}



function register_validate() {

/*
  REGISTRATION FORM VALIDATION
  ============================================================    */
	if( document.register.name.value=="" ) {
		alert( "Please enter your Name" );
		document.register.name.focus(  );
		return false;
	}
	if( isEmpty( document.register.name.value ) ) {
		alert( "Please enter your Name" ); 
		document.register.name.focus(  );
		return false;
	}
	if( document.register.ppai_num.value=="" ) {
		alert( "Please enter your PPAI Number" );
		document.register.ppai_num.focus(  );
		return false;
	}
	if( isEmpty( document.register.ppai_num.value ) ) {
		alert( "Please enter your PPAI Number" ); 
		document.register.ppai_num.focus(  );
		return false;
	}
	if( document.register.email.value =="" )	{
		alert( "Please enter your your Email address" );
        document.register.email.focus(  );
		return false;
	}

	if( document.register.email.value != "" ) {
		var email1 = document.register.email.value;
		at = email1.indexOf( '@',0 );
		if( email1 == -1 || email1.indexOf( '.',at )== -1 ) {
			alert( "Enter a valid your Email Address." );
			document.register.email.focus(  )
			return false	;	
		} else {
			x = email1.indexOf( '@', 0 )
			y = email1.indexOf( '.', 0 )
			if ( ( x==y+1 ) || ( x==y-1 ) ) {
				alert( "Enter a valid your Email Address." );
				document.register.email.focus(  )
				return false;
			}
		}
	}
	if( document.register.phone.value=="" ) {
		alert( "Please enter your Phone Number" );
		document.register.phone.focus(  );
		return false;
	}
	if( isEmpty( document.register.phone.value ) ) {
		alert( "Please enter your Phone Number" ); 
		document.register.phone.focus(  );
		return false;
	}
	if( document.register.city.value=="" ) {
		alert( "Please enter your City" );
		document.register.city.focus(  );
		return false;
	}
	if( isEmpty( document.register.city.value ) ) {
		alert( "Please enter your City" ); 
		document.register.city.focus(  );
		return false;
	}
	if( document.register.state.value=="" ) {
		alert( "Please enter your State" );
		document.register.state.focus(  );
		return false;
	}
	if( isEmpty( document.register.state.value ) ) {
		alert( "Please enter your State" ); 
		document.register.state.focus(  );
		return false;
	}
	if( document.register.zip.value=="" ) {
		alert( "Please enter your Zip" );
		document.register.zip.focus(  );
		return false;
	}
	if( isEmpty( document.register.zip.value ) ) {
		alert( "Please enter your Zip" ); 
		document.register.zip.focus(  );
		return false;
	}
	if( document.register.txtNumber.value=="" ) {
		alert( "Please enter the Verification Number" );
		document.register.txtNumber.focus(  );
		return false;
	}
	if( isEmpty( document.register.txtNumber.value ) ) {
		alert( "Please enter the Verification Number" ); 
		document.register.txtNumber.focus(  );
		return false;
	}

	return true;

}