//Trims the string on both sides
function strTrim(tmpStr)
{
tmpStr = tmpStr.replace(/^\s+/,"");//remove leading spaces
tmpStr = tmpStr.replace(/\s+$/,"");//remove trailing spaces
return tmpStr;
}
//Iteratively trims all text fields
function trimFields()
{
var typePat = /^(text|textarea|password)$/;
for(var i=0; i < obj.elements.length; i++)
{
if(typePat.test(obj.elements[i].type))
{
obj.elements[i].value = strTrim(obj.elements[i].value);
}
}
}
//Checks username against pattern
function chkUserName(tmpStr)
{
var uname_pat = /^[a-z0-9]+$/i;
return(uname_pat.test(tmpStr));
}
//Checks FirstName/LastName against pattern
function chkPersonName(tmpStr)
{
var pname_pat = /^[a-z\.']+$/i;
return(pname_pat.test(tmpStr));
}
//Checks email against pattern
function chkEmail(tmpStr)
{
var email_pat = /^[a-z0-9][a-z0-9_\.\-']*[a-z0-9]@[a-z0-9]+[a-z0-9\.\-_]*\.[a-z]+$/i;
return(email_pat.test(tmpStr));
}
//Checks validity of date fields
function chkDate(tmpStr)
{
var dt_pat = /^\d{2,2}\/\d{2,2}\/\d{4,4}$/;
if(!dt_pat.test(tmpStr))
{
return false;
}
var dtGiven = new Date(tmpStr);
var arrDt = tmpStr.split("/");
var dtMon = parseInt(arrDt[0],10);//force decimal or else 08,09 will return 0
var dtDay = parseInt(arrDt[1],10); //force decimal or else 08,09 will return 0
var dtYear = parseInt(arrDt[2],10); //force decimal or else 08,09 will return 0
if((dtGiven.getMonth() != dtMon - 1) || (dtGiven.getDate() != dtDay) || (dtGiven.getFullYear() != dtYear))
{
return false;
}
return true;
}
//Checks URL against pattern
function chkURL(tmpStr)
{
var url_pat = /^(http|https|ftp):\/\/([\w-]+\.)+[\w-]+(\/[\w-\.\/?%&,=#@\/:]*)?/;
return(url_pat.test(tmpStr));
}
//Checks phone number by pattern
function chkPhone(tmpStr)
{
var ph_pat = /^(\d{3})[-\.](\d{3})[-\.](\d{4})$/;
return(ph_pat.test(tmpStr));
}
//Checks zipcode by pattern
function chkZip(tmpStr)
{
var zip_pat = /^(\d{5})$/;
return(zip_pat.test(tmpStr));
}
//Checks CC Number by pattern
function chkCCNum(tmpStr)
{
var cc_pat = /^(\d{14,16})$/
return(cc_pat.test(tmpStr));
}
//Open a popup window at center of screen
function popWin(page, win_width, win_height)
{
var scr_width = screen.width;
var scr_height = screen.height;
var coord_left = Math.floor((scr_width - win_width) / 2);
var coord_top = Math.floor((scr_height - win_height) / 2);
window.open(page, 'popwin', "width="+win_width+",height="+win_height+",toolbar=0,menubar=0,toolbar=0,menubar=0,location=0,left="+coord_left+",top="+coord_top+",scrollbars=1");
}
//Confirms a cancel action
function confirmCancel(cancelUrl)
{
if(confirm("Are you sure you want to cancel this operation?"))
{
self.location = cancelUrl;
}
}
//Function to preview article in a new window
function previewHelp(faq_id)
{
window.open("preview_help_faq.php?id="+faq_id, '', "width=620,height=530,toolbar=0,menubar=0,location=0,left=25,top=25,scrollbars=1");
}
//Function to preview article in a new window
function previewArticle(article_id)
{
window.open("preview_article.php?id="+article_id, '', "width=620,height=530,toolbar=0,menubar=0,location=0,left=25,top=25,scrollbars=1");
}
//Open an image in a pop up
function viewImage(imgURL)
{
newWindow = window.open("","newWindow","titlebar=no,width=50,height=50,left=25,top=25,scrollbars=1");
var doc = newWindow.document;
doc.open();
doc.write('\n');
doc.write('\n');
doc.write('View Image\n');
doc.write('\n');
doc.write('\n');
doc.write('\n');
doc.write('![\"File:](\"'+imgURL+'\")
\n');
doc.write('\n');
doc.write('\n');
newWindow.focus();
doc.close();
}