var a_errorfields = new Array();
function highlight_errors(pa_errors) {
	if (pa_errors) {
		a_errorfields = pa_errors;
	}
	if (a_errorfields.length == 0) {
		return;
	}
	
	for (var i=0; i < a_errorfields.length; i++) {
		document.getElementById("c_" + a_errorfields[i]).className = "error_container";
	}	
	document.getElementById(a_errorfields[0]).focus();
}

function f_syncFields(ps_source, ps_target) {
	if (!ps_source && !ps_target) {
		return;
	}
	
	oSource = document.getElementById(ps_source);
	oTarget = document.getElementById(ps_target);
	
	if (oTarget.value == "") {	
		if (oSource && oTarget) {
			oTarget.value = oSource.value;
		}
	}
}

function c_browser() {
	var type = null;
	var os = null;
	var dom = null;
	var ie4 = null;
	var ns4 = null;
	var detect = null;
	this.check = function() {
		this.detect = navigator.userAgent.toLowerCase();
		this.dom = (document.getElementById)? true : false;
		this.ie4 = (document.all)? true : false;
		this.ns4 = (document.layers)? true : false;
		this.fnCheck();
	};
	this.fnCheck = function() {
		if (this.fnCheckIt('konqueror')) {
			this.type = "Konqueror";
			this.os = "Linux";
		}
		else if (this.fnCheckIt('safari')) this.type = "safari"
		else if (this.fnCheckIt('omniweb')) this.type = "omniweb"
		else if (this.fnCheckIt('opera')) this.type = "opera"
		else if (this.fnCheckIt('webtv')) this.type = "webtv";
		else if (this.fnCheckIt('icab')) this.type = "icab"
		else if (this.fnCheckIt('msie')) this.type = "internet_explorer"
		else if (this.fnCheckIt('firefox')) this.type = "firefox"
		else if (this.fnCheckIt('netscape')) this.type = "netscape_navigator"
		else if (!this.fnCheckIt('compatible')) {
			this.type = "netscape_navigator"
		} else 
			this.type = "unknown";
		
		if (this.fnCheckIt('linux')) this.os = "linux";
		else if (this.fnCheckIt('x11')) this.os = "unix";
		else if (this.fnCheckIt('mac')) this.os = "mac"
		else if (this.fnCheckIt('win')) this.os = "windows"
		else this.os = "unknown";
	};
	this.fnCheckIt = function(psString) {
		return this.detect.indexOf(psString) + 1;
	};
}
var browser = new c_browser();
browser.check();

function fnGetElement(psId) {
	if (!psId) {
		return;
	}
	var oId = 0;
	if (browser.dom) {
		oId = document.getElementById(psId);
	} else if (browser.ie4) {
		oId = document.all[psId];
	} else if (browser.ns4) {
		oId = document.layers[psId];
	}
	return oId;
}

function fnToggleOn(psId) {
	var oId = fnGetElement(psId);
	oId.style.display = 'block';
}

function fnToggleOff(psId) {
	var oId = fnGetElement(psId);
	oId.style.display = 'none';
}

function fnToggleState(psId) {
	var oID = fnGetElement(psId);
	if (oID.style.display == 'none') {
		return 'hidden';
	} else if (oID.style.display == 'block') {
		return 'visible';
	} else {
		return 'unknown';
	}
}

function fnToggle(psEl) {
	if (fnToggleState(psEl) == 'hidden') {
		fnToggleOn(psEl);
	} else {
		fnToggleOff(psEl);
	}
}

function fnHideHidden() {
	var oEl = document.getElementsByTagName("INPUT");
	
	var el = null;
	for(var i = 0; i < oEl.length; i++) {
		el = oEl[i];
		if (el.type.toLowerCase() == 'hidden') {
			el.style.visibility = 'hidden';
			el.style.display = 'none';
		}
	}
	
	
}

function fnPaypalSubmit(poForm) {
	
	var sAlert = "To ensure that our system automates the process, once you make your purchase at pay pal, please click on the button to return to the merchant. This will take you back to the in-source.com site where our system will finish the transaction.";
	
	if (confirm(sAlert)) {
		document.getElementById("j_paypal").value="1";
		poForm.submit();	
	} else {
		return false;
	}
}