// ================================================================================= 
<!-- This script check all of text box in a form or table -->
<!-- The JavaScript Source!! http://javascript.internet.com -->
var checkflag = "false";

function check(field) { 			            
if (checkflag == "false") {								
 for (i = 0; i < field.length; i++) {  
	field[i].checked = true;
 } // end for
 checkflag = "true";
} // end if
else {											
 for (i = 0; i < field.length; i++) {
   // if (field[i].checked != true) {
	   field[i].checked = false;
	//} // end if
 } // end for
 checkflag = "false";
} // end else
} // end function check()

// ================================================================================= 

function AdvanceCheck(field,Check,List) 
{										
var CheckAll=document.getElementById(Check);
var CheckAllVal=CheckAll.checked;
if (field.checked == false && CheckAllVal) {                
  checkflag = "false";
  CheckAll.checked=false;
} else if (field.checked == true && !CheckAllVal) {                         
  var Key="true";
  for (i = 0; i < List.length; i=i+2) { 						
    if (List[i].checked == false) {			                   		
		Key="false";
		break;
	} // end if
  } // end for	
  if (Key == "true") {							
		checkflag = "true";
		CheckAll.checked=true;
  } // end if
}
} // end function AdvanceCheck()

// =================================================================================  
  
<!--  This script hide contain of HyperLinks  -->
 window.defaultStatus='  '; 
 function st() {										
    window.status='  '; 
    return true;
 }

// =================================================================================  

// This function add more file to form for upload
function AddMoreFile(NumOfFile) { 
var tbl = document.getElementById('sometable');
var totalRows = tbl.rows.length;                            //alert(totalRows);
var Row,Cell;
var currentPosition = parseInt(totalRows);
var realCount = document.getElementsByName('somehidden').item(0).value;  
if(realCount=="")
{
realCount = 1;
}
else
{
realCount = realCount*1 + 1;
}
if (realCount < NumOfFile) {
Row = tbl.insertRow(currentPosition);
Row.className = 'style5';

Cell = Row.insertCell();
Cell.innerHTML="<INPUT type=file name='file"+realCount+"' size=30 ><INPUT type=hidden name='NumOfFile' value="+realCount+" >";  //alert(Cell.innerHTML);
}
document.getElementsByName('somehidden').item(0).value=realCount;

}
////////////////////// End AddMoreFile ////////////////////