function SubmitContactUs() {
	if(document.contact_us.cu_first_name.value == '')
		alert("Please Enter Your First Name");
	else if(document.contact_us.cu_last_name.value == '')
		alert("Please Enter Your Last Name");
	else if(document.contact_us.cu_phone.value == '')
		alert("Please Enter Your Phone Number");
	else if(document.contact_us.cu_email.value == '')
		alert("Please Enter Your Email Address");
	else {
		document.contact_us.action = 'submitcontactus.php';
		document.contact_us.submit();
	}
}

function openTestimonial(I) {
	window.open ('testimonial.php?id='+I, 'Testimonial', config='height=300, width=500, toolbar=no, menubar=no, scrollbars=yes, resizable=no, location=no, directories=no, status=no');
}

function openImage(I, W, H) {
	window.open (I, 'Image', config='height='+(H+50)+', width='+(W+50)+', toolbar=no, menubar=no, scrollbars=no, resizable=no, location=no, directories=no, status=no');
}

image1 = new Image();
image1.src = "images/buttons/products_over.gif";

image2 = new Image();
image2.src = "images/buttons/references_over.gif";

image3 = new Image();
image3.src = "images/buttons/msds_over.gif";

image4 = new Image();
image4.src = "images/buttons/pdsheets_over.gif";

image5 = new Image();
image5.src = "images/buttons/search_over.gif";

image6 = new Image();
image6.src = "images/buttons/our_company_over.gif";

image7 = new Image();
image7.src = "images/buttons/our_products_over.gif";

image8 = new Image();
image8.src = "images/buttons/our_multimedia_over.gif";

image9 = new Image();
image9.src = "images/buttons/our_contactus_over.gif";

image10 = new Image();
image10.src = "images/buttons/terms.gif";

// end preload of rollovers -->

var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();