// A library of standard javaScripts useful for the majority of webpages



var emptyString = /^\s*$/;

var allwords = /\D/;



function trim(str) {

   return str.replace(/^\s+|\s+$/g,'');

}



//###############################



// PopUp window

function newWindow(url,winName,attributes) {

	window.open(url,winName,attributes);

} // end newWindow()



//###############################



// hide/reveal div

function toggleLayer(whichLayer) {

	if (document.getElementById) {

		// this is the way the standards work

		var style2 = document.getElementById(whichLayer).style;

		style2.display = style2.display? "":"block";

	}

	else if (document.all) {

		// this is the way old msie versions work

		var style2 = document.all[whichLayer].style;

		style2.display = style2.display? "":"block";

	}

	else if (document.layers) {

		// this is the way nn4 works

		var style2 = document.layers[whichLayer].style;

		style2.display = style2.display? "":"block";

	}

}



//#######################################



// swap out divs

function swapDivs(container, DivID){

	Base = document.getElementById(container);

	Sub = Base.getElementsByTagName('div');

	for (x = 0; x < Sub.length; x++){

		if (Sub[x].id == DivID && Sub[x].parentNode == Base){

			Sub[x].style.display = "block";

		}else{

			Sub[x].style.display = "none";

		}

	}

}



//#######################################



// Rollover script courtesy of ImageReady

function newImage(arg) {

	if (document.images) {

		rslt = new Image();

		rslt.src = arg;

		return rslt;

	}

} // end newImage()



function changeImages() {

	if (document.images && (preloadFlag == true)) {

		for (var i = 0; i < changeImages.arguments.length; i += 2) {

			document.images[changeImages.arguments[i]].src = changeImages.arguments[i + 1];

		}

	}

} // end changeImages()



//########################################



// Form validation -- only evaluates for empty fields

// usage: <form method="POST" action="...." onsubmit="return validateUserForm(this)">



function validateUserForm(theForm){

//alert(" is " + );

	var isComplete = true;

	var totalElements = theForm.elements.length;

	var usableElements = totalElements - 2;

	var errs = 0;

	var currentRadioGroup = "";

	var spamStop = false;

	

	for(var i = 0; i < totalElements; i++){

		if(theForm.elements[i].name == "posText") {

			var posTextValue = theForm.elements[i].value;

			var whiteSpace = /^[\s]+$/;

			if(posTextValue == '' || whiteSpace.test(posTextValue)) {

				errs ++;

			}else {

				spamStop = spamCheck(posTextValue);

			}

			

		}else if(theForm.elements[i].type == "radio") {

			radioName = theForm.elements[i].name;

			if(currentRadioGroup != radioName){

				currentRadioGroup = radioName;

				radioGroup = theForm.elements[radioName];

				checkedOnes = radioGroup.length;

				for(rgCnt = 0; rgCnt < radioGroup.length; rgCnt++) {

					if(!radioGroup[rgCnt].checked) {

						checkedOnes --;

					}

				}

				if(checkedOnes == 0){

					errs ++;

				}

			}

		}else if(theForm.elements[i].type == "select-one") {

			selectName = theForm.elements[i].name;

			sIndex = theForm.elements[selectName].selectedIndex;

			if(sIndex == 0) {

				errs ++;

			}

		}else {

			if(theForm.elements[i].type == 'text') {

			// pertinent to Golf Smarter contest entry form only - elements to be ignored

				if(theForm.elements[i].name == "state" || theForm.elements[i].name == "strtAddress2") {

				}else {

					if(emptyString.test(theForm.elements[i].value)) {

						errs ++;

					}

				}

			}

		}

	}

	

	if(spamStop) {

		alert("Please no links in message");

		isComplete = false;

	}

	else if(errs > 0) {

		alert("Please complete all pertinent fields");

		isComplete = false;

	}

	return isComplete;

}



// check question for spam

function spamCheck(text) {

	var isSpam = false;

	if(text.indexOf("href=") != -1) {

		isSpam = true;

	}

	return isSpam;

}

// end form validation



//###########################################



// email address check

function isEmail(str) {

   var regex = /^[-_.a-z0-9]+@(([-_a-z0-9]+\.)+(ad|ae|aero|af|ag|ai|al|am|an|ao|aq|ar|arpa|as|at|au|aw|az|ba|bb|bd|be|bf|bg|bh|bi|biz|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|com|coop|cr|cs|cu|cv|cx|cy|cz|de|dj|dk|dm|do|dz|ec|edu|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gh|gi|gl|gm|gn|gov|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|in|info|int|io|iq|ir|is|it|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|mg|mh|mil|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|museum|mv|mw|mx|my|mz|na|name|nc|ne|net|nf|ng|ni|nl|no|np|nr|nt|nu|nz|om|org|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|pro|ps|pt|pw|py|qa|re|ro|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|sk|sl|sm|sn|so|sr|st|su|sv|sy|sz|tc|td|tf|tg|th|tj|tk|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|um|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|yu|za|zm|zw)|(([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5])\.){3}([0-9][0-9]?|[0-1][0-9][0-9]|[2][0-4][0-9]|[2][5][0-5]))$/i;

	return regex.test(str);

}

// end email address check



//###########################################



// Browser Detection Functions

/*

BrowserDetector()

Parses User-Agent string into useful info.



Original Source: Webmonkey Code Library

(http://www.hotwired.com/webmonkey/javascript/code_library/)



Author: Richard Blaylock

Author Email: blaylock@wired.com

Modified by: Glenn Hummel

Modifier email: glenn@gchrt.com



Usage: var bd = new BrowserDetector(navigator.userAgent);

*/



function BrowserDetector(ua) {



// Defaults

  this.browser = "Unknown";

  this.platform = "Unknown";

  this.version = "";

  this.majorver = "";

  this.minorver = "";



  uaLen = ua.length;



// ##### Split into stuff before parens, stuff in parens, and stuff after parens

  var preparens = "";

  var parenthesized = "";

  var postparens = "";

  var secondParen = ua.indexOf(")");

  var firstParen = ua.indexOf("(");

	  postparens = (ua.substring(secondParen + 1, uaLen));



  if (firstParen >= 0) {

    preparens = trim(ua.substring(0,firstParen));

        parenthesized = ua.substring(firstParen + 1, uaLen);

        endParen = parenthesized.indexOf(")");

        if (endParen >= 0) {

          parenthesized = parenthesized.substring(0, endParen);

        }

  }

  else {

    preparens = ua;

  }



// ##### First assume browser and version are in preparens

// ##### override later if we find them in the parenthesized stuff

  var browVer = preparens;



  var tokens = parenthesized.split(";");

  var token = "";

// # Now go through parenthesized tokens

  for (var i=0; i < tokens.length; i++) {

    token = trim(tokens[i]);

        //## compatible - might want to reset from Netscape

        if (token == "compatible") {

          //## One might want to reset browVer to a null string

          //## here, but instead, we'll assume that if we don't

          //## find out otherwise, then it really is Mozilla

          //## (or whatever showed up before the parens).

        //## browser - try for Opera or IE

    }

        else if (token.indexOf("MSIE") >= 0) {

      browVer = token;

    }

    else if (token.indexOf("Opera") >= 0) {

      browVer = token;

    }

        //'## platform - try for X11, SunOS, Win, Mac, PPC

    else if ((token.indexOf("X11") >= 0) || (token.indexOf("SunOS") >= 0) ||

(token.indexOf("Linux") >= 0)) {

      this.platform = "Unix";

        }

    else if (token.indexOf("Win") >= 0) {

      this.platform = token;

        }

    else if ((token.indexOf("Mac") >= 0) || (token.indexOf("PPC") >= 0)) {

      this.platform = token;

        }

  }

  

  // now checking postparens for browser and browser version

  	var tokensRedux = postparens.split(" ");

  	var tokenRedux = "";

	var netscapesplit = "";

	if (postparens != ""){

		for (var loop = 0; loop < tokensRedux.length; loop++){

		tokenRedux = trim(tokensRedux[loop]);

		//alert(tokensRedux.length);

			if (tokenRedux.indexOf("Opera") >= 0){

			browVer = tokenRedux + tokensRedux[loop + 1];

			}// end if

			else if (tokenRedux.indexOf("Netscape") >= 0){

			netscapesplit = tokenRedux.split("/");

			browVer = netscapesplit[0];

			//this.version = parseInt(netscapesplit[1]);			

			} // end else if

 		} // end for

    } // end if postparens

	

  var msieIndex = browVer.indexOf("MSIE");

  if (msieIndex >= 0) {

    browVer = browVer.substring(msieIndex, browVer.length);

  }



  var leftover = "";

   if (browVer.substring(0, "Netscape".length) == "Netscape") {

    this.browser = "Netscape";

        leftover = browVer.substring("Netscape".length, browVer.length);

  }

  if (browVer.substring(0, "Mozilla".length) == "Mozilla") {

    this.browser = "Netscape";

        leftover = browVer.substring("Mozilla".length+1, browVer.length);

  }

  else if (browVer.substring(0, "Lynx".length) == "Lynx") {

    this.browser = "Lynx";

        leftover = browVer.substring("Lynx".length+1, browVer.length);

  }

  else if (browVer.substring(0, "MSIE".length) == "MSIE") {

    this.browser = "IE";

    leftover = browVer.substring("MSIE".length+1, browVer.length);

  }

  else if (browVer.substring(0, "Microsoft Internet Explorer".length) ==

"Microsoft Internet Explorer") {

    this.browser = "IE"

        leftover = browVer.substring("Microsoft Internet Explorer".length+1,

browVer.length);

  }

  else if (browVer.substring(0, "Opera".length) == "Opera") {

    this.browser = "Opera"

    leftover = browVer.substring("Opera".length, browVer.length);

  }



  leftover = trim(leftover);



  // # Try to get version info out of leftover stuff

  i = leftover.indexOf(" ");

  if (i >= 0) {

    this.version = leftover.substring(0, i);

  }

  else

  {

    this.version = leftover;

  }

  j = this.version.indexOf(".");

  if (j >= 0) {

    this.majorver = this.version.substring(0,j);

    this.minorver = this.version.substring(j+1, this.version.length);

  }

  else {

    this.majorver = this.version;

  }



} // end function BrowserDetector



// end Browser Detection Functions



//###########################################



// Standard DHTML style determiner

// borrowed from Dave Thau



function getDivStyle(the_div) {

	var the_style;

	if (document.documentElement) { // for w3c browsers

		the_style = document.getElementById(the_div).style;

	}else if(document.all) {   // for ie4 browsers

		the_style = eval("document.all." + the_div + ".style");

	}else if (document.layers) { // for netscape4 browsers

		the_style = eval("document." + the_div);

	}else {

		alert("You need at least a 4.0 Browser");

		return false;

	}

	return the_style;

} // end getDivStyle()



// end DHTML style determiner



//###########################################