function infoSwitch(showInfo) {
	// exit point for older browsers
	if (!document.getElementsByTagName) {return null;}
	// hide divs
	if (document.getElementById("info_1b")) {hideInfo = document.getElementById("info_1b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_2b")) {hideInfo = document.getElementById("info_2b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_3b")) {hideInfo = document.getElementById("info_3b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_4b")) {hideInfo = document.getElementById("info_4b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_5b")) {hideInfo = document.getElementById("info_5b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_6b")) {hideInfo = document.getElementById("info_6b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_7b")) {hideInfo = document.getElementById("info_7b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_8b")) {hideInfo = document.getElementById("info_8b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_9b")) {hideInfo = document.getElementById("info_9b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_10b")) {hideInfo = document.getElementById("info_10b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_11b")) {hideInfo = document.getElementById("info_11b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_12b")) {hideInfo = document.getElementById("info_12b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_13b")) {hideInfo = document.getElementById("info_13b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_14b")) {hideInfo = document.getElementById("info_14b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_15b")) {hideInfo = document.getElementById("info_15b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_16b")) {hideInfo = document.getElementById("info_16b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_17b")) {hideInfo = document.getElementById("info_17b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_18b")) {hideInfo = document.getElementById("info_18b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_19b")) {hideInfo = document.getElementById("info_19b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_20b")) {hideInfo = document.getElementById("info_20b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_21b")) {hideInfo = document.getElementById("info_21b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_22b")) {hideInfo = document.getElementById("info_22b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_23b")) {hideInfo = document.getElementById("info_23b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_24b")) {hideInfo = document.getElementById("info_24b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_25b")) {hideInfo = document.getElementById("info_25b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_26b")) {hideInfo = document.getElementById("info_26b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_27b")) {hideInfo = document.getElementById("info_27b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_28b")) {hideInfo = document.getElementById("info_28b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_29b")) {hideInfo = document.getElementById("info_29b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_30b")) {hideInfo = document.getElementById("info_30b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_31b")) {hideInfo = document.getElementById("info_31b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_32b")) {hideInfo = document.getElementById("info_32b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_33b")) {hideInfo = document.getElementById("info_33b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_34b")) {hideInfo = document.getElementById("info_34b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_35b")) {hideInfo = document.getElementById("info_35b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_36b")) {hideInfo = document.getElementById("info_36b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_37b")) {hideInfo = document.getElementById("info_37b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_38b")) {hideInfo = document.getElementById("info_38b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_39b")) {hideInfo = document.getElementById("info_39b"); hideInfo.style.display = "none";}
	if (document.getElementById("info_40b")) {hideInfo = document.getElementById("info_40b"); hideInfo.style.display = "none";}
	// display the chosen div
	showWhat = document.getElementById(showInfo); showWhat.style.display = "block";
	// end function
	return;
	}


function categSwitch(showCategory) {
	// exit point for older browsers
	if (!document.getElementsByTagName) {return null;}
	// hide divs
	if (document.getElementById("products_1")) {hideCategory = document.getElementById("products_1"); hideCategory.style.display = "none";}
	if (document.getElementById("products_2")) {hideCategory = document.getElementById("products_2"); hideCategory.style.display = "none";}
	if (document.getElementById("products_3")) {hideCategory = document.getElementById("products_3"); hideCategory.style.display = "none";}
	if (document.getElementById("products_4")) {hideCategory = document.getElementById("products_4"); hideCategory.style.display = "none";}
	if (document.getElementById("products_5")) {hideCategory = document.getElementById("products_5"); hideCategory.style.display = "none";}
	if (document.getElementById("products_6")) {hideCategory = document.getElementById("products_6"); hideCategory.style.display = "none";}
	// display the chosen div
	showWhat = document.getElementById(showCategory); showWhat.style.display = "block";
	// end function
	return;
	}


function openURLInWindow(url,winwidth,winheight) {
	// calculate top/left positioning
	var winl = (screen.width - winwidth) / 2;
	var wint = (screen.height - winheight) / 2;
	// open sized and centered window
	window.open(url,'Cable Grippers','width='+winwidth+',height='+winheight+',top='+wint+',left='+winl+',toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0');
	// end function
	return;
	}