/* 
Derived from a script by Alejandro Gervasio. 
Modified to work in FireFox by Stefan Mischook for Killersites.com

How it works: just apply the CSS class of 'column' to your pages' main columns.
*/
matchColumns=function(){ 

     var divs,contDivs,maxHeight,divHeight,d; 
	
     // get all <div> elements in the document 

     divs=document.getElementsByTagName('div'); 

     contDivs=[]; 

     // initialize maximum height value 

     maxHeight=0; 

     // iterate over all <div> elements in the document 

     for(var i=0;i<divs.length;i++){ 

          // make collection with <div> elements with class attribute 'container' 

          if(/\bcolumn\b/.test(divs[i].className)){ 

                d=divs[i]; 

                contDivs[contDivs.length]=d; 

                // determine height for <div> element 

                if(d.offsetHeight){ 

                     divHeight=d.offsetHeight; 					

                } 

                else if(d.style.pixelHeight){ 

                     divHeight=d.style.pixelHeight;					 

                } 

                // calculate maximum height 

                maxHeight=Math.max(maxHeight,divHeight) ; 

          } 

     } 

     // assign maximum height value to all of container <div> elements 

     for(var i=0;i<contDivs.length;i++){ 

          contDivs[i].style.height=maxHeight + "px"; 

     } 
	

} 

// Runs the script when page loads 

window.onload= ajustaMenu;


function ajustaMenu(){ 

     if(document.getElementsByTagName){ 
			
          matchColumns();
		  
		  var valor = document.getElementById("sobre-chaleira").style.height;
		  valor = valor.substr(0,3);
		  
		  if( navigator.appVersion.indexOf('MSIE 7.0') != -1 )
				document.getElementById("sobre-chaleira").style.height = (valor - 736) +'px';
		   
		   else if( navigator.appVersion.indexOf('MSIE 6.0') != -1 )
		   		document.getElementById("sobre-chaleira").style.height = (valor - 2) +'px';		   		
		   else
				document.getElementById("sobre-chaleira").style.height = (valor - 2) +'px';
		  

     } 
}