rem: this.MBcontent.setStyle({overflow: 'auto', height: Element.getHeight(this.MBwindow)-Element.getHeight(this.MBheader) - 11 + 'px'}); 
add: this.MBcontent.setStyle({overflow: 'auto', height: Element.getHeight(this.MBwindow) - Element.getHeight(this.MBheader) - 13 + 'px'}); 
context: 	_insertContent: function(content){		Element.extend(this.MBcontent);		this.MBcontent.update("");		if(typeof content == 'string') {			//this.MBcontent.hide()			//if(console.log){console.log(this.MBcontent.getHeight())};			this.MBcontent.hide().update(content);			//if(console.log){console.log(this.MBcontent.getHeight())};			//this.MBcontent.show();		}		else if (typeof this.content == 'object') { // HTML Object is given			var _htmlObj = content.cloneNode(true); // If node already a part of DOM we'll clone it			if(this.content.id) _htmlObj.id = "MB_" + _htmlObj.id; // If clonable element has ID attribute defined, modifying it to prevent duplicates			this.MBcontent.hide().appendChild(_htmlObj);			this.MBcontent.down().show(); // Toggle visibility for hidden nodes		}		// Prepare and resize modal box for content		if(this.options.height == this._options.height)			Modalbox.resize(0, this.MBcontent.getHeight() - Element.getHeight(this.MBwindow) + Element.getHeight(this.MBheader), {				afterResize: function(){					this.MBcontent.show();					this.focusableElements = this._findFocusableElements();					this._moveFocus(); // Setting focus on first 'focusable' element in content (input, select, textarea, link or button)					this.event("afterLoad"); // Passing callback				}.bind(this)			});		else { // Height is defined. Creating a scrollable window			this._setWidth();			this.MBcontent.setStyle({overflow: 'auto', height: Element.getHeight(this.MBwindow)-Element.getHeight(this.MBheader) - 11 + 'px'});			this.MBcontent.show();			this.focusableElements = this._findFocusableElements();			this._moveFocus(); // Setting focus on first 'focusable' element in content (input, select, textarea, link or button)			this.event("afterLoad"); // Passing callback		}			},
meta: 2672	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2672/aad1affb25df3618e63aa64d07bfe63697c0e1f7/modalbox.js/buggy/modalbox.js