function validateCommemt()
{
	var isValid = true;
	isFieldFocusSet = false;
	if(isEmptyValue("captchaStr")){xAlert('Please enter the text as shown in the image','comment_captchaStr'); document.getElementById("captchaStr").focus();isValid=false;}	
	else {xAlert('','comment_captchaStr');}	
	if(isEmptyValue("comments")){xAlert('Please enter comment','comment_comment');document.getElementById("comments").focus();isValid=false;}
	else if((document.getElementById("comments").value).length>1000){xAlert('Comment could not be more than 1000 characters','comment_comment');document.getElementById("comments").focus();isValid=false;}
	else {
		xAlert('','comment_comment');
	}
	if(isEmptyValue("email")){xAlert('Please enter email','comment_email'); document.getElementById("email").focus();isValid=false;}	
	else {xAlert('','comment_email');}	
	if(!emailCheck("email")){
		xAlert('Please enter valid email ','comment_email');
		if(isFieldFocusSet == true){
	  		document.getElementById("email").focus();
	  	}
	  	isValid=false;
	 }	
	else {xAlert('','comment_email');}
	if(isEmptyValue("name")){xAlert('Please enter the name','comment_name');document.getElementById("name").focus();isValid=false;}	
	else {xAlert('','comment_name');}	
	return isValid;	
}
function clearComment(){
	xAlert('','comment_name');
	xAlert('','comment_email');
	xAlert('','comment_comment');
	xAlert('','comment_captchaStr');
}