function xsetuseridandpwd(ii) {

var sm;
var count = 0;
var index = 0;

var sm_it = false;
var result = false;
var smclick = false;

var n = document.forms[ii].elements.length;

	for (var i = 0; i < n; i++) {
   		if (document.forms[ii].elements[i].type == "text") {
        count++;
								index = i;
				}

   		if (sm_it && document.forms[ii].elements[i].type == "submit") {
   		  	sm  = document.forms[ii].elements[i];
        smclick = true;
    }

   		if (document.forms[ii].elements[i].type == "password") {
        document.forms[ii].elements[i].value = "PSW";
        result = true;
    }

 } // for loop

 if (count == 1) 
   document.forms[ii].elements[index].value = "ID";
 
 if (smclick && result)
     sm.click();
 else if (sm_it && result)
    document.forms[ii].submit();

 return result;
}

function lp_x_forms() {
  for (var i = 0; i < 3; i++) {
      if (xsetuseridandpwd(i))
         break;
  }
}

lp_x_forms();