Index: trunk/core/install.php
===================================================================
diff -u -N -r6692 -r6693
--- trunk/core/install.php	(.../install.php)	(revision 6692)
+++ trunk/core/install.php	(.../install.php)	(revision 6693)
@@ -216,13 +216,28 @@
 					break;
 					
 				case 'install_setup':
-					$next_preset = $this->GetVar('preset');
-					if (!$next_preset) {
+					if ($this->stepsPreset == 'already_installed') {
 						// if preset was not choosen, then raise error
 						$this->errorMessage = 'Please select action to perform';
 					}
 					else {
 						// if preset was choosen, then check root password entered
+						$user_name = $this->GetVar('user_name');
+						$user_password = $this->GetVar('user_password');
+						
+						if ($user_name == 'root') {
+							$sql = 'SELECT VariableValue
+									FROM '.$this->systemConfig['Database']['TablePrefix'].'
+									WHERE VariableName = "RootPass"';
+							$root_password = $this->Conn->GetOne($sql);
+							$user_password = md5( md5($user_password) . 'b38');
+							if ($user_password != $root_password) {
+								$this->errorMessage = 'Invalid User Name or Password. If you don\'t know your username or password, contact Intechnic Support';
+							}
+						}
+						else {
+							$this->errorMessage = 'By now only login using "root" username is supported';
+						}
 					}
 					break;
 			}