function change_position(id,value,visible,imgID,hrefLabel,firstSubmit){var element_style=null;var center_style=null;if(document.getElementById){element_style=document.getElementById(id).style;center_style=document.getElementById(firstSubmit).style;}else{if(document.all){element_style=document.all[id].style;center_style=document.all[firstSubmit].style;}else{if(document.layers){element_style=document.layers[id];center_style=document.layers[firstSubmit];}}}if(element_style){if(element_style.visibility=="hidden"){element_style.visibility=visible;element_style.position=value;center_style.visibility="hidden";document.images[imgID].src="/images/arrowdown.png";document.images[imgID].alt="Back to Basic parameters";document.images[imgID].title="Back to Basic parameters";if(document.getElementById){document.getElementById(hrefLabel).innerHTML="Back to Basic parameters";}else{document.links[hrefLabel].innerHTML="Back to Basic parameters";}}else{element_style.visibility="hidden";element_style.position="absolute";center_style.visibility="visible";document.images[imgID].src="/images/arrowup.png";document.images[imgID].alt="Show Advanced parameters";document.images[imgID].title="Show Advanced parameters";if(document.getElementById){document.getElementById(hrefLabel).innerHTML="Show Advanced parameters";}else{document.links[hrefLabel].innerHTML="Show Advanced parameters";}}}}