function startLogin() {
    		
    		    	
    	var field = document.loginForm.inputEmail;
		
		  if (field.value.length == 0 || !check_email(field.value))
		     return validator_invalid_field(field,msgVldSt_245);
		
		 
		  
		  field = document.loginForm.inputPassword;
		
		  if (field.value.length == 0)
		     	return validator_invalid_field(field, msgVldSt_250);


		
        
        document.loginForm.nickname.value = document.loginForm.inputEmail.value ;
        document.loginForm.pwd_text.value = document.loginForm.inputPassword.value ;
        
        var dt1Min = new Date();
        dt1Min.setTime(dt1Min.getTime()+60000);	// Give cookie 1 minute lifetime
        setCookie ("NickCookie",document.loginForm.nickname.value,dt1Min);
        

        // Erase previous user id	        
        setCookie ("userid","");
        setCookie ("authstr","");
        
        
    		loginForm.submit();
    		
        return true;
        
    	}