Removal of SqueezeBox in Joomla! frontend head

remove squeezbox

// what is added

	<script type="text/javascript">

		jQuery(function($) {
			SqueezeBox.initialize({});
			SqueezeBox.assign($('a.modal').get(), {
				parse: 'rel'
			});
		});

		window.jModalClose = function () {
			SqueezeBox.close();
		};
		
		// Add extra modal close functionality for tinyMCE-based editors
		document.onreadystatechange = function () {
			if (document.readyState == 'interactive' && typeof tinyMCE != 'undefined' && tinyMCE)
			{
				if (typeof window.jModalClose_no_tinyMCE === 'undefined')
				{	
					window.jModalClose_no_tinyMCE = typeof(jModalClose) == 'function'  ?  jModalClose  :  false;
					
					jModalClose = function () {
						if (window.jModalClose_no_tinyMCE) window.jModalClose_no_tinyMCE.apply(this, arguments);
						tinyMCE.activeEditor.windowManager.close();
					};
				}
		
				if (typeof window.SqueezeBoxClose_no_tinyMCE === 'undefined')
				{
					if (typeof(SqueezeBox) == 'undefined')  SqueezeBox = {};
					window.SqueezeBoxClose_no_tinyMCE = typeof(SqueezeBox.close) == 'function'  ?  SqueezeBox.close  :  false;
		
					SqueezeBox.close = function () {
						if (window.SqueezeBoxClose_no_tinyMCE)  window.SqueezeBoxClose_no_tinyMCE.apply(this, arguments);
						tinyMCE.activeEditor.windowManager.close();
					};
				}
			}
		};
</script>


// how it can be removed
  public function unsetExtraSqueezeBox()
  {

		if (isset($this->doc->_script['text/javascript']))
		{
			$this->doc->_script['text/javascript'] = preg_replace('%jQuery\(function\(\$\) \{\s*SqueezeBox.initialize\(\{\}\);\s*SqueezeBox.assign\(\$\(\'a.modal\'\).get\(\), \{\s*parse: \'rel\'\s*\}\);\s*\}\);\s*\s*window.jModalClose = function \(\) \{\s*SqueezeBox.close\(\);\s*\};\s*\s*// Add extra modal close functionality for tinyMCE-based editors\s*document.onreadystatechange = function \(\) \{\s*if \(document.readyState == \'interactive\' && typeof tinyMCE != \'undefined\' && tinyMCE\)\s*\{\s*if \(typeof window.jModalClose_no_tinyMCE === \'undefined\'\)\s*\{\s*window.jModalClose_no_tinyMCE = typeof\(jModalClose\) == \'function\'  \?  jModalClose  :  false;\s*\s*jModalClose = function \(\) \{\s*if \(window.jModalClose_no_tinyMCE\) window.jModalClose_no_tinyMCE.apply\(this, arguments\);\s*tinyMCE.activeEditor.windowManager.close\(\);\s*\};\s*\}\s*\s*if \(typeof window.SqueezeBoxClose_no_tinyMCE === \'undefined\'\)\s*\{\s*if \(typeof\(SqueezeBox\) == \'undefined\'\)  SqueezeBox = \{\};\s*window.SqueezeBoxClose_no_tinyMCE = typeof\(SqueezeBox.close\) == \'function\'  \?  SqueezeBox.close  :  false;\s*\s*SqueezeBox.close = function \(\) \{\s*if \(window.SqueezeBoxClose_no_tinyMCE\)  window.SqueezeBoxClose_no_tinyMCE.apply\(this, arguments\);\s*tinyMCE.activeEditor.windowManager.close\(\);\s*\};\s*\}\s*\}\s*\};%', '', $this->doc->_script['text/javascript']);

			// Unset completly if empty
			if (empty($this->doc->_script['text/javascript']))
			{
				unset($this->doc->_script['text/javascript']);
			}
		}
	}