function editMessage(messageId)
{var origMes=document.getElementById("original_message_"+messageId);var messBlock=document.getElementById("message_block_"+messageId);var messEdit=document.getElementById("message_edit_"+messageId);var editForm=document.getElementById("message_edit_block");if(origMes&&messBlock&&messBlock&&editForm){cancelMessageEdit();var editFormHTML=editForm.innerHTML;editForm.innerHTML="";messBlock.style.display="none";messEdit.innerHTML=editFormHTML;messEdit.style.display="block";document.message_edit.text_edit.value=origMes.value;document.message_edit.message_id.value=messageId;}}
function cancelMessageEdit()
{var messageId=document.message_edit.message_id.value;var messBlock=document.getElementById("message_block_"+messageId);var messEdit=document.getElementById("message_edit_"+messageId);var editForm=document.getElementById("message_edit_block");if(messageId!=""&&messBlock&&messBlock&&editForm){document.message_edit.message_id.value="";var editFormHTML=messEdit.innerHTML;messEdit.innerHTML="";messEdit.style.display="none";editForm.innerHTML=editFormHTML;messBlock.style.display="block";}}