function forceSubmit()
{
   //document.location.href = uri;
   document.forms[0].submit();
}

function winStat(stat)
{
	window.status = stat; 
	return true;
}

function openWin(uri){   
   window.open(uri, 'viewer', 'directories=no,width=640,height=480,location=no,menubar=no,resizable=no,scrollbars=yes,toolbar=no');
}

function confirmDelete(){
	return (confirm("Are you sure you want to delete\n this record"));
}

function confirmDelMany(){
   var numChecked = numChecks();
   if (numChecked == 0){
      alert("Please check record(s) to delete");
      return false;
   }   
	return (confirm("Are you sure you want to delete\n "+numChecked+" record(s)"));
}

function checkRadios() {
	var el = document.forms[0].elements;
	for(var i = 0 ; i < el.length ; ++i) {
	  if(el[i].type == "radio") {
	   var radiogroup = el[el[i].name]; 
	   var itemchecked = false;
	   for(var j = 0 ; j < radiogroup.length ; ++j) {
	    if(radiogroup[j].checked) {
		   itemchecked = true;
		   break;
		 }
	   }
	   if(!itemchecked) {
	    alert("Please select a record.");
	    if(el[i].focus)
	     el[i].focus();
		return false;
	   }
	  }
	}
	return true;
}

function numRadios() {
	var el = document.forms[0].elements;
	var num = 0;
	for(var i = 0 ; i < el.length ; ++i) {
	  if(el[i].type == "radio") {
	 		num++;
	  }
	}
	return num;
}

function numChecks() {
	var el = document.forms[0].elements;
	var num = 0;
	for(var i = 0 ; i < el.length ; ++i) {
	  if(el[i].type == "checkbox" && el[i].checked) {	      
	 		num++;
	  }
	}
	return num;
   //var num = 0;
	//var el = document.forms[0].elements;
	//for(var i = 0 ; i < el.length ; ++i) {
	//   if(el[i].type == "checkbox") {	     
	//      var checkgroup = el[el[i].name];	      
	//      for(var j = 0 ; j < checkgroup.length ; ++j) {
	//         if(checkgroup[j].checked) {
	//	         num++;		         
	//	      }
	//      }
	//   }
	//}
	//return num;      
}

function checkOption( ctrl ){
	var result = false;
	var numradio = numRadios();
	if(numradio > 1){
		result = checkRadios();
	}
	else{
		result = checkRadio();
	}	
	if( result && ctrl == "delete"){
			return ( confirmDelete() );
	}else{
		return result;	
	}		
}

function checkRadio(){
	if(document.forms[0].elements[0].checked){
		return true;
	}
	else{
		alert("Please select a record.");
		return false;
	}
}

function setPointer(theRow, theAction, theDefaultColor, thePointerColor, theMarkColor)
{
    var theCells = null;
    // 1. Pointer and mark feature are disabled or the browser can't get the
    //    row -> exits
    if ((thePointerColor == '' && theMarkColor == '')
        || typeof(theRow.style) == 'undefined') {
        return false;
    }
    // 2. Gets the current row and exits if the browser can't get it
    if (typeof(document.getElementsByTagName) != 'undefined') {
        theCells = theRow.getElementsByTagName('td');
    }
    else if (typeof(theRow.cells) != 'undefined') {
        theCells = theRow.cells;
    }
    else {
        return false;
    }
    // 3. Gets the current color...
    var rowCellsCnt  = theCells.length;
    var domDetect    = null;
    var currentColor = null;
    var newColor     = null;
    // 3.1 ... with DOM compatible browsers except Opera that does not return
    //         valid values with "getAttribute"
    if (typeof(window.opera) == 'undefined'
        && typeof(theCells[0].getAttribute) != 'undefined') {
        currentColor = theCells[0].getAttribute('bgcolor');
        domDetect    = true;
    }
    // 3.2 ... with other browsers
    else {
        currentColor = theCells[0].style.backgroundColor;
        domDetect    = false;
    } // end 3
    // 4. Defines the new color
    // 4.1 Current color is the default one
    if (currentColor == ''
        || currentColor.toLowerCase() == theDefaultColor.toLowerCase()) {
        if (theAction == 'over' && thePointerColor != '') {
            newColor = thePointerColor;
        }
        else if (theAction == 'click' && theMarkColor != '') {
            newColor = theMarkColor;
        }
    }
    // 4.1.2 Current color is the pointer one
    else if (currentColor.toLowerCase() == thePointerColor.toLowerCase()) {
        if (theAction == 'out') {
            newColor = theDefaultColor;
        }
        else if (theAction == 'click' && theMarkColor != '') {
            newColor = theMarkColor;
        }
    }
    // 4.1.3 Current color is the marker one
    else if (currentColor.toLowerCase() == theMarkColor.toLowerCase()) {
        if (theAction == 'click') {
            newColor = (thePointerColor != '')
                     ? thePointerColor
                     : theDefaultColor;
        }
    } // end 4

    // 5. Sets the new color...
    if (newColor) {
        var c = null;
        // 5.1 ... with DOM compatible browsers except Opera
        if (domDetect) {
            for (c = 0; c < rowCellsCnt; c++) {
                theCells[c].setAttribute('bgcolor', newColor, 0);
            } // end for
        }
        // 5.2 ... with other browsers
        else {
            for (c = 0; c < rowCellsCnt; c++) {
                theCells[c].style.backgroundColor = newColor;
            }
        }
    } // end 5
    return true;
} // end of the 'setPointer()' function