function send_search_form(){
	if(document.MainForm.searched_str.value==""){
		alert("Please enter at least one word for search.");
		document.MainForm.searched_str.focus();
	}else{
		document.MainForm.submit();
	}
}

function send_form_reply(){
	if(document.MainForm.author.value==""||document.MainForm.email.value==""||document.MainForm.subject.value==""||document.MainForm.message.value==""){
		alert("Please enter all the fields.");
	}else{
		if(document.MainForm.message.value.length>1200){
			alert("Message length should be maximum 1200 characters.");
			document.MainForm.message.focus();
		}else{
			document.MainForm.sent.value = "sent";
			document.MainForm.submit();
		}
	}
}