function showBadReg(fld, msg)
{
    fld.style.borderColor = "#FEA99A";
    alert(msg);
    fld.focus();
}
function validateContact()
{
    var fld=document.contactus.b_name
    if(fld.value == "")
    {
        showBadReg(fld, 'Your Name is a required field')
        return false;
    }
    var fld=document.contactus.b_email
    if(fld.value == "")
    {
        showBadReg(fld, 'Email Address is a required field')
        return false;
    }
    var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
    if (!filter.test(fld.value))
    {
        fld.style.borderColor = "#FEA99A";
        alert('Please enter a valid email address');
        fld.focus();
        return false;
    }
    var fld=document.contactus.b_message
    if(fld.value == "")
    {
        showBadReg(fld, 'Comment/Message is a required field')
        return false;
    }
}
function validateRegister()
{
    // 1. validates that all fields have information
    // 2  validates that password = confirmation password
    // 3. validates proper email construct
    // 4. imposes field length requirement for password
    var fld=document.frm_reg.n_name
    if(fld.value == "")
    {
        showBadReg(fld, 'Full Name is a required field')
        return false;
    }
    var fld=document.frm_reg.n_email
    if(fld.value == "")
    {
        showBadReg(fld, 'Email Address is a required field')
        return false;
    }
    var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
    if (!filter.test(fld.value))
    {
        fld.style.borderColor = "#FEA99A";
        alert('Please enter a valid email address');
        fld.focus();
        return false;
    }
    var fld=document.frm_reg.n_usr
    if(fld.value == "")
    {
        showBadReg(fld, 'User Name is a required field')
        return false;
    } 
    var fld=document.frm_reg.n_pass
    if(fld.value == "")
    {
        showBadReg(fld, 'Password is a required field')
        return false;
    }
    if(fld.value.length<6)
    {
        fld.style.borderColor = "#FEA99A";
        alert('Password must be at leasr 6 characters');
        fld.focus();
        return false;
    }
    var fld2=document.frm_reg.n_pass_conf
    if(fld.value != fld2.value)
    {
        fld2.style.borderColor = "#FEA99A";
        alert('Password and Password Confirmation do not match');
        fld2.focus();
        return false;
    } 
}
function validatePassChange()
{
    var fld=document.frm_pass.n_pass_new
    if(fld.value == "")
    {
        showBadReg(fld, 'Password is a required field')
        return false;
    }
    if(fld.value.length<6)
    {
        fld.style.borderColor = "#FEA99A";
        alert('Password must be at leasr 6 characters');
        fld.focus();
        return false;
    }
    var fld2=document.frm_pass.n_pass_conf_new
    if(fld.value != fld2.value)
    {
        fld2.style.borderColor = "#FEA99A";
        alert('Password and Password Confirmation do not match');
        fld2.focus();
        return false;
    } 
}
function validateDetails()
{
    var fld=document.frm_details.n_name
    if(fld.value == "")
    {
        showBadReg(fld, 'Full Name is a required field')
        return false;
    }
    var fld=document.frm_details.n_email
    if(fld.value == "")
    {
        showBadReg(fld, 'Email Address is a required field')
        return false;
    }
    var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
    if (!filter.test(fld.value))
    {
        fld.style.borderColor = "#FEA99A";
        alert('Please enter a valid email address');
        fld.focus();
        return false;
    }
}
function QuoteIt(qid)
{
    var fld=document.addcomment.n_comment
    fld.value = "[BQUOTE]" + qid + "[EQUOTE]\n";
    fld.focus();
}
function validateDeal()
{
    var fld=document.frm_newdeal.n_title
    if(fld.value == "")
    {
        showBadReg(fld, 'Deal Title is a required field')
        return false;
    }
    var fld=document.frm_newdeal.n_url
    if(fld.value == "")
    {
        showBadReg(fld, 'Deal URL is a required field')
        return false;
    }
    var fld=document.frm_newdeal.n_tags
    if(fld.value == "")
    {
        showBadReg(fld, 'Deal Tags are required')
        return false;
    }
    var fld=document.frm_newdeal.n_descript
    if(fld.value == "")
    {
        showBadReg(fld, 'Deal Description is a required field')
        return false;
    }
}
function openbk(dv)
{
    this.divObj1=document.getElementById(dv)
    this.divObj1.style.height="59px"
}
function closebk(dv)
{
    this.divObj1=document.getElementById(dv)
    this.divObj1.style.height="17px"
}
function preloader(ims) 
{
	var t_image = new Image(); 
	t_image.src = ims;
}

function confirmation() {
	var answer = confirm("Are you sure you want to delete this item?")
	if (answer){
		return true;
	}
	else{
		return false;
	}
}

function confirmTask() {
	var answer = confirm("Are you sure you wish to run this task?")
	if (answer){
		return true;
	}
	else{
		return false;
	}
}

function textCounter(field,cntfield,maxlimit,usetext) {
	if (field.value.length > maxlimit) // if too long...trim it!
	field.value = field.value.substring(0, maxlimit);
	// otherwise, update 'characters left' counter
else
	if (usetext==null || usetext==1) {
		var textra = 'characters left';
	} else {
		var textra = '';
	}
	cntfield.value = (maxlimit - field.value.length) + ' ' + textra;
}

function numberCounter(field,cntfield,maxlimit,usetext) {
	if (field.value.length > maxlimit) // if too long...trim it!
	field.value = field.value.substring(0, maxlimit);
	// otherwise, update 'characters left' counter
else
	if (usetext==null || usetext==0) {
		var textra = 'digits left';
	} else {
		var textra = '';
	}
	cntfield.value = (maxlimit - field.value.length) + ' ' + textra;
}

function extractNumber(obj, decimalPlaces, allowNegative)
{
	var temp = obj.value;
	
	// avoid changing things if already formatted correctly
	var reg0Str = '[0-9]*';
	if (decimalPlaces > 0) {
		reg0Str += '\\.?[0-9]{0,' + decimalPlaces + '}';
	} else if (decimalPlaces < 0) {
		reg0Str += '\\.?[0-9]*';
	}
	reg0Str = allowNegative ? '^-?' + reg0Str : '^' + reg0Str;
	reg0Str = reg0Str + '$';
	var reg0 = new RegExp(reg0Str);
	if (reg0.test(temp)) return true;

	// first replace all non numbers
	var reg1Str = '[^0-9' + (decimalPlaces != 0 ? '.' : '') + (allowNegative ? '-' : '') + ']';
	var reg1 = new RegExp(reg1Str, 'g');
	temp = temp.replace(reg1, '');

	if (allowNegative) {
		// replace extra negative
		var hasNegative = temp.length > 0 && temp.charAt(0) == '-';
		var reg2 = /-/g;
		temp = temp.replace(reg2, '');
		if (hasNegative) temp = '-' + temp;
	}
	
	if (decimalPlaces != 0) {
		var reg3 = /\./g;
		var reg3Array = reg3.exec(temp);
		if (reg3Array != null) {
			// keep only first occurrence of .
			//  and the number of places specified by decimalPlaces or the entire string if decimalPlaces < 0
			var reg3Right = temp.substring(reg3Array.index + reg3Array[0].length);
			reg3Right = reg3Right.replace(reg3, '');
			reg3Right = decimalPlaces > 0 ? reg3Right.substring(0, decimalPlaces) : reg3Right;
			temp = temp.substring(0,reg3Array.index) + '.' + reg3Right;
		}
	}
	
	obj.value = temp;
}

function blockNonNumbers(obj, e, allowDecimal, allowNegative)
{
	var key;
	var isCtrl = false;
	var keychar;
	var reg;
		
	if(window.event) {
		key = e.keyCode;
		isCtrl = window.event.ctrlKey
	}
	else if(e.which) {
		key = e.which;
		isCtrl = e.ctrlKey;
	}
	
	if (isNaN(key)) return true;
	
	keychar = String.fromCharCode(key);
	
	// check for backspace or delete, or if Ctrl was pressed
	if (key == 8 || isCtrl)
	{
		return true;
	}

	reg = /\d/;
	var isFirstN = allowNegative ? keychar == '-' && obj.value.indexOf('-') == -1 : false;
	var isFirstD = allowDecimal ? keychar == '.' && obj.value.indexOf('.') == -1 : false;
	
	return isFirstN || isFirstD || reg.test(keychar);
}

function BookMarkPage(url, title) {
    bookmarkurl = url;
    bookmarktitle = title;
    if (window.sidebar) { window.sidebar.addPanel(bookmarktitle, bookmarkurl,""); } 
    else if (window.external) { window.external.AddFavorite( bookmarkurl, bookmarktitle); }
    else if (window.opera && window.print) { return true; }
}