var newWindow;
 
 function _popup(site)
 {
    var pop_height = screen.height *.70
    var options = "height=" + pop_height + ",width=650,top=0,left=0,status=no,toolbar=yes,menubar=yes,location=yes,scrollbars=yes,resizable=yes"
    
    //alert("site: " + site);
    if ( newWindow != null ) 
	{ 
  		if ( newWindow.closed ) {  
			newWindow = window.open(site,'',options); 
    		} else { 
			newWindow.location = site;  
			newWindow.focus();   
		} 
 	} else {  
		newWindow = window.open(site,'',options) 
	} 
  }
  
 function _popup_invoice(site)
 {
    var pop_height = screen.height *.70
    var options = "height=" + pop_height + ",width=650,top=0,left=0,status=no,toolbar=yes,menubar=yes,location=no,scrollbars=yes,resizable=yes"
    
    //alert("site: " + site);
    if ( newWindow != null ) 
	{ 
  		if ( newWindow.closed ) {  
			newWindow = window.open(site,'',options); 
    		} else { 
			newWindow.location = site;  
			newWindow.focus();   
		} 
 	} else {  
		newWindow = window.open(site,'',options) 
	} 
  }
  
 function _popup_email(site)
 {
    var pop_height = screen.height *.90
    var options = "height=" + pop_height + ",width=650,top=0,left=0,status=no,toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes"
    
    //alert("site: " + site);
    if ( newWindow != null ) 
	{ 
  		if ( newWindow.closed ) {  
			newWindow = window.open(site,'',options); 
    		} else { 
			newWindow.location = site;  
			newWindow.focus();   
		} 
 	} else {  
		newWindow = window.open(site,'',options) 
	} 
  }
  
  function _popup_small(site)
 {
    var pop_height = screen.height *.30
    var options = "height=" + pop_height + ",width=370,top=300,left=400,status=no,toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes"
    
    //alert("site: " + site);
    if ( newWindow != null ) 
	{ 
  		if ( newWindow.closed ) {  
			newWindow = window.open(site,'',options); 
    		} else { 
			newWindow.location = site;  
			newWindow.focus();   
		} 
 	} else {  
		newWindow = window.open(site,'',options) 
	} 
  }
  
  function showStatus(msg)
  {
  	   window.status = msg;
  }
  
  function print_todays_date(){
   var mon = new Array("Jan", "Feb", "Mar", "Apr", "May",  
                      "Jun", "Jul", "Aug", "Sep",  
                      "Oct", "Nov", "Dec");
   var d = new Date();
   document.write(mon[d.getMonth()] + " " + d.getDate() + ", " + d.getFullYear());
  }
  
  function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function round_decimals(original_number, decimals) {
    var result1 = original_number * Math.pow(10, decimals)
    var result2 = Math.round(result1)
    var result3 = result2 / Math.pow(10, decimals)
    return pad_with_zeros(result3, decimals)
}

function pad_with_zeros(rounded_value, decimal_places) {

    // Convert the number to a string
    var value_string = rounded_value.toString()
    
    // Locate the decimal point
    var decimal_location = value_string.indexOf(".")

    // Is there a decimal point?
    if (decimal_location == -1) {
        
        // If no, then all decimal places will be padded with 0s
        decimal_part_length = 0
        
        // If decimal_places is greater than zero, tack on a decimal point
        value_string += decimal_places > 0 ? "." : ""
    }
    else {

        // If yes, then only the extra decimal places will be padded with 0s
        decimal_part_length = value_string.length - decimal_location - 1
    }
    
    // Calculate the number of decimal places that need to be padded with 0s
    var pad_total = decimal_places - decimal_part_length
    
    if (pad_total > 0) {
        
        // Pad the string with 0s
        for (var counter = 1; counter <= pad_total; counter++) 
            value_string += "0"
        }
    return value_string
}