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/*
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/*
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	Copyright (c) 2004-2006, The Dojo Foundation
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	Copyright (c) 2004-2006, The Dojo Foundation
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	All Rights Reserved.
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	All Rights Reserved.
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	Licensed under the Academic Free License version 2.1 or above OR the
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	Licensed under the Academic Free License version 2.1 or above OR the
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	modified BSD license. For more information on Dojo licensing, see:
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	modified BSD license. For more information on Dojo licensing, see:
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		http://dojotoolkit.org/community/licensing.shtml
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		http://dojotoolkit.org/community/licensing.shtml
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*/
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*/
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dojo.require("dojo.html.style");
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dojo.require("dojo.html.style");
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dojo.provide("dojo.html.color");
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dojo.provide("dojo.html.color");
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dojo.require("dojo.gfx.color");
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dojo.require("dojo.gfx.color");
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dojo.require("dojo.lang.common");
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dojo.require("dojo.lang.common");
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dojo.html.getBackgroundColor = function (node) {
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dojo.html.getBackgroundColor = function (node) {
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	node = dojo.byId(node);
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	node = dojo.byId(node);
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	var color;
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	var color;
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	do {
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	do {
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		color = dojo.html.getStyle(node, "background-color");
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		color = dojo.html.getStyle(node, "background-color");
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		if (color.toLowerCase() == "rgba(0, 0, 0, 0)") {
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		if (color.toLowerCase() == "rgba(0, 0, 0, 0)") {
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			color = "transparent";
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			color = "transparent";
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		}
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		}
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		if (node == document.getElementsByTagName("body")[0]) {
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		if (node == document.getElementsByTagName("body")[0]) {
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			node = null;
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			node = null;
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			break;
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			break;
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		}
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		}
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		node = node.parentNode;
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		node = node.parentNode;
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	} while (node && dojo.lang.inArray(["transparent", ""], color));
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	} while (node && dojo.lang.inArray(["transparent", ""], color));
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	if (color == "transparent") {
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	if (color == "transparent") {
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		color = [255, 255, 255, 0];
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		color = [255, 255, 255, 0];
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	} else {
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	} else {
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		color = dojo.gfx.color.extractRGB(color);
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		color = dojo.gfx.color.extractRGB(color);
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	}
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	}
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	return color;
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	return color;
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};
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};
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